221523120

素因数分解:

$2^4\times 3^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:79

約数の個数: 640

約数和(自身を含む): 999936000

約数和(自身を除く): 778412880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 23, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 46, 48, 49, 52, 54, 56, 60, 63, 65, 69, 70, 72, 78, 80, 84, 90, 91, 92, 98, 104, 105, 108, 112, 115, 117, 120, 126, 130, 135, 138, 140, 144, 147, 156, 161, 168, 180, 182, 184, 189, 195, 196, 207, 208, 210, 216, 230, 234, 240, 245, 252, 260, 270, 273, 276, 280, 294, 299, 312, 315, 322, 336, 343, 345, 351, 360, 364, 368, 378, 390, 392, 414, 420, 432, 441, 455, 460, 468, 483, 490, 504, 520, 540, 546, 552, 560, 585, 588, 598, 621, 624, 630, 637, 644, 686, 690, 702, 720, 728, 735, 756, 780, 784, 805, 819, 828, 840, 882, 897, 910, 920, 936, 945, 966, 980, 1008, 1029, 1035, 1040, 1080, 1092, 1104, 1127, 1170, 1176, 1196, 1242, 1260, 1274, 1288, 1323, 1365, 1372, 1380, 1404, 1449, 1456, 1470, 1495, 1512, 1560, 1610, 1638, 1656, 1680, 1715, 1755, 1764, 1794, 1820, 1840, 1872, 1890, 1911, 1932, 1960, 2058, 2070, 2093, 2160, 2184, 2205, 2254, 2340, 2352, 2392, 2415, 2457, 2484, 2520, 2548, 2576, 2646, 2691, 2730, 2744, 2760, 2808, 2898, 2940, 2990, 3024, 3087, 3105, 3120, 3185, 3220, 3276, 3312, 3381, 3430, 3510, 3528, 3588, 3640, 3780, 3822, 3864, 3920, 4095, 4116, 4140, 4186, 4347, 4368, 4410, 4459, 4485, 4508, 4680, 4784, 4830, 4914, 4968, 5040, 5096, 5145, 5292, 5382, 5460, 5488, 5520, 5616, 5635, 5733, 5796, 5880, 5980, 6174, 6210, 6279, 6370, 6440, 6552, 6615, 6762, 6860, 7020, 7056, 7176, 7245, 7280, 7560, 7644, 7728, 7889, 8073, 8190, 8232, 8280, 8372, 8694, 8820, 8918, 8970, 9016, 9261, 9360, 9555, 9660, 9828, 9936, 10143, 10192, 10290, 10465, 10584, 10764, 10920, 11270, 11466, 11592, 11760, 11960, 12285, 12348, 12420, 12558, 12740, 12880, 13104, 13230, 13377, 13455, 13524, 13720, 14040, 14352, 14490, 14651, 15120, 15288, 15435, 15778, 16146, 16380, 16464, 16560, 16744, 16905, 17199, 17388, 17640, 17836, 17940, 18032, 18522, 18837, 19110, 19320, 19656, 20286, 20580, 20930, 21168, 21528, 21735, 21840, 22295, 22540, 22932, 23184, 23667, 23920, 24570, 24696, 24840, 25116, 25480, 26460, 26754, 26910, 27048, 27440, 28080, 28665, 28980, 29302, 30429, 30576, 30870, 31395, 31556, 32292, 32760, 33488, 33810, 34398, 34776, 35280, 35672, 35880, 37044, 37674, 38220, 38640, 39312, 39445, 40131, 40365, 40572, 41160, 41860, 43056, 43470, 43953, 44590, 45080, 45864, 46305, 47334, 49140, 49392, 49680, 50232, 50715, 50960, 52920, 53508, 53820, 54096, 56511, 57330, 57960, 58604, 60858, 61740, 62790, 63112, 64584, 65520, 66885, 67620, 68796, 69552, 71001, 71344, 71760, 73255, 74088, 75348, 76440, 78890, 80262, 80730, 81144, 82320, 83720, 85995, 86940, 87906, 89180, 90160, 91728, 92610, 94185, 94668, 98280, 100464, 101430, 102557, 105840, 107016, 107640, 113022, 114660, 115920, 117208, 118335, 120393, 121716, 123480, 125580, 126224, 129168, 131859, 133770, 135240, 137592, 142002, 146510, 148176, 150696, 152145, 152880, 157780, 160524, 161460, 162288, 167440, 171990, 173880, 175812, 178360, 185220, 188370, 189336, 196560, 200655, 202860, 205114, 213003, 214032, 215280, 219765, 226044, 229320, 234416, 236670, 240786, 243432, 246960, 251160, 263718, 267540, 270480, 275184, 282555, 284004, 293020, 301392, 304290, 307671, 315560, 321048, 322920, 343980, 347760, 351624, 355005, 356720, 370440, 376740, 378672, 395577, 401310, 405720, 410228, 426006, 439530, 452088, 458640, 473340, 481572, 486864, 502320, 512785, 527436, 535080, 565110, 568008, 586040, 601965, 608580, 615342, 631120, 642096, 645840, 659295, 687960, 703248, 710010, 740880, 753480, 791154, 802620, 811440, 820456, 852012, 879060, 904176, 923013, 946680, 963144, 1025570, 1054872, 1065015, 1070160, 1130220, 1136016, 1172080, 1203930, 1217160, 1230684, 1318590, 1375920, 1420020, 1506960, 1538355, 1582308, 1605240, 1640912, 1704024, 1758120, 1846026, 1893360, 1926288, 1977885, 2051140, 2109744, 2130030, 2260440, 2407860, 2434320, 2461368, 2637180, 2769039, 2840040, 3076710, 3164616, 3210480, 3408048, 3516240, 3692052, 3955770, 4102280, 4260060, 4520880, 4615065, 4815720, 4922736, 5274360, 5538078, 5680080, 6153420, 6329232, 7384104, 7911540, 8204560, 8520120, 9230130, 9631440, 10548720, 11076156, 12306840, 13845195, 14768208, 15823080, 17040240, 18460260, 22152312, 24613680, 27690390, 31646160, 36920520, 44304624, 55380780, 73841040, 110761560, 221523120]

約数ペア:

[(1, 221523120), (2, 110761560), (3, 73841040), (4, 55380780), (5, 44304624), (6, 36920520), (7, 31646160), (8, 27690390), (9, 24613680), (10, 22152312), (12, 18460260), (13, 17040240), (14, 15823080), (15, 14768208), (16, 13845195), (18, 12306840), (20, 11076156), (21, 10548720), (23, 9631440), (24, 9230130), (26, 8520120), (27, 8204560), (28, 7911540), (30, 7384104), (35, 6329232), (36, 6153420), (39, 5680080), (40, 5538078), (42, 5274360), (45, 4922736), (46, 4815720), (48, 4615065), (49, 4520880), (52, 4260060), (54, 4102280), (56, 3955770), (60, 3692052), (63, 3516240), (65, 3408048), (69, 3210480), (70, 3164616), (72, 3076710), (78, 2840040), (80, 2769039), (84, 2637180), (90, 2461368), (91, 2434320), (92, 2407860), (98, 2260440), (104, 2130030), (105, 2109744), (108, 2051140), (112, 1977885), (115, 1926288), (117, 1893360), (120, 1846026), (126, 1758120), (130, 1704024), (135, 1640912), (138, 1605240), (140, 1582308), (144, 1538355), (147, 1506960), (156, 1420020), (161, 1375920), (168, 1318590), (180, 1230684), (182, 1217160), (184, 1203930), (189, 1172080), (195, 1136016), (196, 1130220), (207, 1070160), (208, 1065015), (210, 1054872), (216, 1025570), (230, 963144), (234, 946680), (240, 923013), (245, 904176), (252, 879060), (260, 852012), (270, 820456), (273, 811440), (276, 802620), (280, 791154), (294, 753480), (299, 740880), (312, 710010), (315, 703248), (322, 687960), (336, 659295), (343, 645840), (345, 642096), (351, 631120), (360, 615342), (364, 608580), (368, 601965), (378, 586040), (390, 568008), (392, 565110), (414, 535080), (420, 527436), (432, 512785), (441, 502320), (455, 486864), (460, 481572), (468, 473340), (483, 458640), (490, 452088), (504, 439530), (520, 426006), (540, 410228), (546, 405720), (552, 401310), (560, 395577), (585, 378672), (588, 376740), (598, 370440), (621, 356720), (624, 355005), (630, 351624), (637, 347760), (644, 343980), (686, 322920), (690, 321048), (702, 315560), (720, 307671), (728, 304290), (735, 301392), (756, 293020), (780, 284004), (784, 282555), (805, 275184), (819, 270480), (828, 267540), (840, 263718), (882, 251160), (897, 246960), (910, 243432), (920, 240786), (936, 236670), (945, 234416), (966, 229320), (980, 226044), (1008, 219765), (1029, 215280), (1035, 214032), (1040, 213003), (1080, 205114), (1092, 202860), (1104, 200655), (1127, 196560), (1170, 189336), (1176, 188370), (1196, 185220), (1242, 178360), (1260, 175812), (1274, 173880), (1288, 171990), (1323, 167440), (1365, 162288), (1372, 161460), (1380, 160524), (1404, 157780), (1449, 152880), (1456, 152145), (1470, 150696), (1495, 148176), (1512, 146510), (1560, 142002), (1610, 137592), (1638, 135240), (1656, 133770), (1680, 131859), (1715, 129168), (1755, 126224), (1764, 125580), (1794, 123480), (1820, 121716), (1840, 120393), (1872, 118335), (1890, 117208), (1911, 115920), (1932, 114660), (1960, 113022), (2058, 107640), (2070, 107016), (2093, 105840), (2160, 102557), (2184, 101430), (2205, 100464), (2254, 98280), (2340, 94668), (2352, 94185), (2392, 92610), (2415, 91728), (2457, 90160), (2484, 89180), (2520, 87906), (2548, 86940), (2576, 85995), (2646, 83720), (2691, 82320), (2730, 81144), (2744, 80730), (2760, 80262), (2808, 78890), (2898, 76440), (2940, 75348), (2990, 74088), (3024, 73255), (3087, 71760), (3105, 71344), (3120, 71001), (3185, 69552), (3220, 68796), (3276, 67620), (3312, 66885), (3381, 65520), (3430, 64584), (3510, 63112), (3528, 62790), (3588, 61740), (3640, 60858), (3780, 58604), (3822, 57960), (3864, 57330), (3920, 56511), (4095, 54096), (4116, 53820), (4140, 53508), (4186, 52920), (4347, 50960), (4368, 50715), (4410, 50232), (4459, 49680), (4485, 49392), (4508, 49140), (4680, 47334), (4784, 46305), (4830, 45864), (4914, 45080), (4968, 44590), (5040, 43953), (5096, 43470), (5145, 43056), (5292, 41860), (5382, 41160), (5460, 40572), (5488, 40365), (5520, 40131), (5616, 39445), (5635, 39312), (5733, 38640), (5796, 38220), (5880, 37674), (5980, 37044), (6174, 35880), (6210, 35672), (6279, 35280), (6370, 34776), (6440, 34398), (6552, 33810), (6615, 33488), (6762, 32760), (6860, 32292), (7020, 31556), (7056, 31395), (7176, 30870), (7245, 30576), (7280, 30429), (7560, 29302), (7644, 28980), (7728, 28665), (7889, 28080), (8073, 27440), (8190, 27048), (8232, 26910), (8280, 26754), (8372, 26460), (8694, 25480), (8820, 25116), (8918, 24840), (8970, 24696), (9016, 24570), (9261, 23920), (9360, 23667), (9555, 23184), (9660, 22932), (9828, 22540), (9936, 22295), (10143, 21840), (10192, 21735), (10290, 21528), (10465, 21168), (10584, 20930), (10764, 20580), (10920, 20286), (11270, 19656), (11466, 19320), (11592, 19110), (11760, 18837), (11960, 18522), (12285, 18032), (12348, 17940), (12420, 17836), (12558, 17640), (12740, 17388), (12880, 17199), (13104, 16905), (13230, 16744), (13377, 16560), (13455, 16464), (13524, 16380), (13720, 16146), (14040, 15778), (14352, 15435), (14490, 15288), (14651, 15120)]