840432320

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:101

約数の個数: 448

約数和(自身を含む): 2731008000

約数和(自身を除く): 1890575680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 31, 32, 35, 38, 40, 49, 52, 56, 62, 64, 65, 70, 76, 80, 91, 95, 98, 104, 112, 124, 130, 133, 140, 152, 155, 160, 182, 190, 196, 208, 217, 224, 245, 247, 248, 260, 266, 280, 304, 310, 320, 343, 364, 380, 392, 403, 416, 434, 448, 455, 490, 494, 496, 520, 532, 560, 589, 608, 620, 637, 665, 686, 728, 760, 784, 806, 832, 868, 910, 931, 980, 988, 992, 1040, 1064, 1085, 1120, 1178, 1216, 1235, 1240, 1274, 1330, 1372, 1456, 1519, 1520, 1568, 1612, 1715, 1729, 1736, 1820, 1862, 1960, 1976, 1984, 2015, 2080, 2128, 2170, 2240, 2356, 2470, 2480, 2548, 2660, 2744, 2821, 2912, 2945, 3038, 3040, 3136, 3185, 3224, 3430, 3458, 3472, 3640, 3724, 3920, 3952, 4030, 4123, 4160, 4256, 4340, 4459, 4655, 4712, 4940, 4960, 5096, 5320, 5488, 5642, 5824, 5890, 6076, 6080, 6370, 6448, 6517, 6860, 6916, 6944, 7280, 7448, 7595, 7657, 7840, 7904, 8060, 8246, 8512, 8645, 8680, 8918, 9310, 9424, 9880, 9920, 10192, 10633, 10640, 10976, 11284, 11780, 12103, 12152, 12740, 12896, 13034, 13720, 13832, 13888, 14105, 14560, 14896, 15190, 15314, 15680, 15808, 16120, 16492, 17290, 17360, 17836, 18620, 18848, 19747, 19760, 20384, 20615, 21266, 21280, 21952, 22295, 22568, 23560, 24206, 24304, 25480, 25792, 26068, 27440, 27664, 28210, 28861, 29120, 29792, 30380, 30628, 32240, 32585, 32984, 34580, 34720, 35672, 37240, 37696, 38285, 39494, 39520, 40768, 41230, 42532, 42560, 44590, 45136, 47120, 48412, 48608, 50960, 52136, 53165, 53599, 54880, 55328, 56420, 57722, 59584, 60515, 60760, 61256, 64480, 65170, 65968, 69160, 69440, 71344, 74480, 76570, 78988, 79040, 82460, 84721, 85064, 89180, 90272, 94240, 96824, 97216, 98735, 101920, 104272, 106330, 107198, 109760, 110656, 112840, 115444, 121030, 121520, 122512, 128960, 130340, 131936, 138229, 138320, 142688, 144305, 148960, 153140, 157976, 164920, 169442, 170128, 178360, 180544, 188480, 193648, 197470, 202027, 203840, 208544, 212660, 214396, 225680, 230888, 242060, 243040, 245024, 260680, 263872, 267995, 276458, 276640, 285376, 288610, 297920, 306280, 315952, 329840, 338884, 340256, 356720, 375193, 387296, 394940, 404054, 417088, 423605, 425320, 428792, 451360, 461776, 484120, 486080, 490048, 521360, 535990, 552916, 553280, 577220, 612560, 631904, 659680, 677768, 680512, 691145, 713440, 750386, 774592, 789880, 808108, 847210, 850640, 857584, 902720, 923552, 968240, 1010135, 1042720, 1071980, 1105832, 1154440, 1225120, 1263808, 1319360, 1355536, 1382290, 1426880, 1500772, 1579760, 1616216, 1694420, 1701280, 1715168, 1847104, 1875965, 1936480, 2020270, 2085440, 2143960, 2211664, 2308880, 2450240, 2626351, 2711072, 2764580, 3001544, 3159520, 3232432, 3388840, 3402560, 3430336, 3751930, 3872960, 4040540, 4287920, 4423328, 4617760, 5252702, 5422144, 5529160, 6003088, 6319040, 6464864, 6777680, 7503860, 8081080, 8575840, 8846656, 9235520, 10505404, 11058320, 12006176, 12929728, 13131755, 13555360, 15007720, 16162160, 17151680, 21010808, 22116640, 24012352, 26263510, 27110720, 30015440, 32324320, 42021616, 44233280, 52527020, 60030880, 64648640, 84043232, 105054040, 120061760, 168086464, 210108080, 420216160, 840432320]

約数ペア:

[(1, 840432320), (2, 420216160), (4, 210108080), (5, 168086464), (7, 120061760), (8, 105054040), (10, 84043232), (13, 64648640), (14, 60030880), (16, 52527020), (19, 44233280), (20, 42021616), (26, 32324320), (28, 30015440), (31, 27110720), (32, 26263510), (35, 24012352), (38, 22116640), (40, 21010808), (49, 17151680), (52, 16162160), (56, 15007720), (62, 13555360), (64, 13131755), (65, 12929728), (70, 12006176), (76, 11058320), (80, 10505404), (91, 9235520), (95, 8846656), (98, 8575840), (104, 8081080), (112, 7503860), (124, 6777680), (130, 6464864), (133, 6319040), (140, 6003088), (152, 5529160), (155, 5422144), (160, 5252702), (182, 4617760), (190, 4423328), (196, 4287920), (208, 4040540), (217, 3872960), (224, 3751930), (245, 3430336), (247, 3402560), (248, 3388840), (260, 3232432), (266, 3159520), (280, 3001544), (304, 2764580), (310, 2711072), (320, 2626351), (343, 2450240), (364, 2308880), (380, 2211664), (392, 2143960), (403, 2085440), (416, 2020270), (434, 1936480), (448, 1875965), (455, 1847104), (490, 1715168), (494, 1701280), (496, 1694420), (520, 1616216), (532, 1579760), (560, 1500772), (589, 1426880), (608, 1382290), (620, 1355536), (637, 1319360), (665, 1263808), (686, 1225120), (728, 1154440), (760, 1105832), (784, 1071980), (806, 1042720), (832, 1010135), (868, 968240), (910, 923552), (931, 902720), (980, 857584), (988, 850640), (992, 847210), (1040, 808108), (1064, 789880), (1085, 774592), (1120, 750386), (1178, 713440), (1216, 691145), (1235, 680512), (1240, 677768), (1274, 659680), (1330, 631904), (1372, 612560), (1456, 577220), (1519, 553280), (1520, 552916), (1568, 535990), (1612, 521360), (1715, 490048), (1729, 486080), (1736, 484120), (1820, 461776), (1862, 451360), (1960, 428792), (1976, 425320), (1984, 423605), (2015, 417088), (2080, 404054), (2128, 394940), (2170, 387296), (2240, 375193), (2356, 356720), (2470, 340256), (2480, 338884), (2548, 329840), (2660, 315952), (2744, 306280), (2821, 297920), (2912, 288610), (2945, 285376), (3038, 276640), (3040, 276458), (3136, 267995), (3185, 263872), (3224, 260680), (3430, 245024), (3458, 243040), (3472, 242060), (3640, 230888), (3724, 225680), (3920, 214396), (3952, 212660), (4030, 208544), (4123, 203840), (4160, 202027), (4256, 197470), (4340, 193648), (4459, 188480), (4655, 180544), (4712, 178360), (4940, 170128), (4960, 169442), (5096, 164920), (5320, 157976), (5488, 153140), (5642, 148960), (5824, 144305), (5890, 142688), (6076, 138320), (6080, 138229), (6370, 131936), (6448, 130340), (6517, 128960), (6860, 122512), (6916, 121520), (6944, 121030), (7280, 115444), (7448, 112840), (7595, 110656), (7657, 109760), (7840, 107198), (7904, 106330), (8060, 104272), (8246, 101920), (8512, 98735), (8645, 97216), (8680, 96824), (8918, 94240), (9310, 90272), (9424, 89180), (9880, 85064), (9920, 84721), (10192, 82460), (10633, 79040), (10640, 78988), (10976, 76570), (11284, 74480), (11780, 71344), (12103, 69440), (12152, 69160), (12740, 65968), (12896, 65170), (13034, 64480), (13720, 61256), (13832, 60760), (13888, 60515), (14105, 59584), (14560, 57722), (14896, 56420), (15190, 55328), (15314, 54880), (15680, 53599), (15808, 53165), (16120, 52136), (16492, 50960), (17290, 48608), (17360, 48412), (17836, 47120), (18620, 45136), (18848, 44590), (19747, 42560), (19760, 42532), (20384, 41230), (20615, 40768), (21266, 39520), (21280, 39494), (21952, 38285), (22295, 37696), (22568, 37240), (23560, 35672), (24206, 34720), (24304, 34580), (25480, 32984), (25792, 32585), (26068, 32240), (27440, 30628), (27664, 30380), (28210, 29792), (28861, 29120)]