18280080

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:76

約数の個数: 400

約数和(自身を含む): 80661504

約数和(自身を除く): 62381424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 31, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 62, 63, 65, 70, 72, 78, 80, 81, 84, 90, 91, 93, 104, 105, 108, 112, 117, 120, 124, 126, 130, 135, 140, 144, 155, 156, 162, 168, 180, 182, 186, 189, 195, 208, 210, 216, 217, 234, 240, 248, 252, 260, 270, 273, 279, 280, 310, 312, 315, 324, 336, 351, 360, 364, 372, 378, 390, 403, 405, 420, 432, 434, 455, 465, 468, 496, 504, 520, 540, 546, 558, 560, 567, 585, 620, 624, 630, 648, 651, 702, 720, 728, 744, 756, 780, 806, 810, 819, 837, 840, 868, 910, 930, 936, 945, 1008, 1040, 1053, 1080, 1085, 1092, 1116, 1134, 1170, 1209, 1240, 1260, 1296, 1302, 1365, 1395, 1404, 1456, 1488, 1512, 1560, 1612, 1620, 1638, 1674, 1680, 1736, 1755, 1820, 1860, 1872, 1890, 1953, 2015, 2106, 2160, 2170, 2184, 2232, 2268, 2340, 2418, 2457, 2480, 2511, 2520, 2604, 2730, 2790, 2808, 2821, 2835, 3024, 3120, 3224, 3240, 3255, 3276, 3348, 3472, 3510, 3627, 3640, 3720, 3780, 3906, 4030, 4095, 4185, 4212, 4340, 4368, 4464, 4536, 4680, 4836, 4914, 5022, 5040, 5208, 5265, 5460, 5580, 5616, 5642, 5670, 5859, 6045, 6448, 6480, 6510, 6552, 6696, 7020, 7254, 7280, 7371, 7440, 7560, 7812, 8060, 8190, 8370, 8424, 8463, 8680, 9072, 9360, 9672, 9765, 9828, 10044, 10416, 10530, 10881, 10920, 11160, 11284, 11340, 11718, 12090, 12285, 12555, 13020, 13104, 13392, 14040, 14105, 14508, 14742, 15120, 15624, 16120, 16380, 16740, 16848, 16926, 17360, 17577, 18135, 19344, 19530, 19656, 20088, 21060, 21762, 21840, 22320, 22568, 22680, 23436, 24180, 24570, 25110, 25389, 26040, 28080, 28210, 29016, 29295, 29484, 31248, 32240, 32643, 32760, 33480, 33852, 35154, 36270, 36855, 39060, 39312, 40176, 42120, 42315, 43524, 45136, 45360, 46872, 48360, 49140, 50220, 50778, 52080, 54405, 56420, 58032, 58590, 58968, 65286, 65520, 66960, 67704, 70308, 72540, 73710, 76167, 78120, 84240, 84630, 87048, 87885, 93744, 96720, 98280, 100440, 101556, 108810, 112840, 117180, 117936, 126945, 130572, 135408, 140616, 145080, 147420, 152334, 156240, 163215, 169260, 174096, 175770, 196560, 200880, 203112, 217620, 225680, 228501, 234360, 253890, 261144, 281232, 290160, 294840, 304668, 326430, 338520, 351540, 380835, 406224, 435240, 457002, 468720, 507780, 522288, 589680, 609336, 652860, 677040, 703080, 761670, 870480, 914004, 1015560, 1142505, 1218672, 1305720, 1406160, 1523340, 1828008, 2031120, 2285010, 2611440, 3046680, 3656016, 4570020, 6093360, 9140040, 18280080]

約数ペア:

[(1, 18280080), (2, 9140040), (3, 6093360), (4, 4570020), (5, 3656016), (6, 3046680), (7, 2611440), (8, 2285010), (9, 2031120), (10, 1828008), (12, 1523340), (13, 1406160), (14, 1305720), (15, 1218672), (16, 1142505), (18, 1015560), (20, 914004), (21, 870480), (24, 761670), (26, 703080), (27, 677040), (28, 652860), (30, 609336), (31, 589680), (35, 522288), (36, 507780), (39, 468720), (40, 457002), (42, 435240), (45, 406224), (48, 380835), (52, 351540), (54, 338520), (56, 326430), (60, 304668), (62, 294840), (63, 290160), (65, 281232), (70, 261144), (72, 253890), (78, 234360), (80, 228501), (81, 225680), (84, 217620), (90, 203112), (91, 200880), (93, 196560), (104, 175770), (105, 174096), (108, 169260), (112, 163215), (117, 156240), (120, 152334), (124, 147420), (126, 145080), (130, 140616), (135, 135408), (140, 130572), (144, 126945), (155, 117936), (156, 117180), (162, 112840), (168, 108810), (180, 101556), (182, 100440), (186, 98280), (189, 96720), (195, 93744), (208, 87885), (210, 87048), (216, 84630), (217, 84240), (234, 78120), (240, 76167), (248, 73710), (252, 72540), (260, 70308), (270, 67704), (273, 66960), (279, 65520), (280, 65286), (310, 58968), (312, 58590), (315, 58032), (324, 56420), (336, 54405), (351, 52080), (360, 50778), (364, 50220), (372, 49140), (378, 48360), (390, 46872), (403, 45360), (405, 45136), (420, 43524), (432, 42315), (434, 42120), (455, 40176), (465, 39312), (468, 39060), (496, 36855), (504, 36270), (520, 35154), (540, 33852), (546, 33480), (558, 32760), (560, 32643), (567, 32240), (585, 31248), (620, 29484), (624, 29295), (630, 29016), (648, 28210), (651, 28080), (702, 26040), (720, 25389), (728, 25110), (744, 24570), (756, 24180), (780, 23436), (806, 22680), (810, 22568), (819, 22320), (837, 21840), (840, 21762), (868, 21060), (910, 20088), (930, 19656), (936, 19530), (945, 19344), (1008, 18135), (1040, 17577), (1053, 17360), (1080, 16926), (1085, 16848), (1092, 16740), (1116, 16380), (1134, 16120), (1170, 15624), (1209, 15120), (1240, 14742), (1260, 14508), (1296, 14105), (1302, 14040), (1365, 13392), (1395, 13104), (1404, 13020), (1456, 12555), (1488, 12285), (1512, 12090), (1560, 11718), (1612, 11340), (1620, 11284), (1638, 11160), (1674, 10920), (1680, 10881), (1736, 10530), (1755, 10416), (1820, 10044), (1860, 9828), (1872, 9765), (1890, 9672), (1953, 9360), (2015, 9072), (2106, 8680), (2160, 8463), (2170, 8424), (2184, 8370), (2232, 8190), (2268, 8060), (2340, 7812), (2418, 7560), (2457, 7440), (2480, 7371), (2511, 7280), (2520, 7254), (2604, 7020), (2730, 6696), (2790, 6552), (2808, 6510), (2821, 6480), (2835, 6448), (3024, 6045), (3120, 5859), (3224, 5670), (3240, 5642), (3255, 5616), (3276, 5580), (3348, 5460), (3472, 5265), (3510, 5208), (3627, 5040), (3640, 5022), (3720, 4914), (3780, 4836), (3906, 4680), (4030, 4536), (4095, 4464), (4185, 4368), (4212, 4340)]