641202120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7211}}^1$

素因数の和:7260

約数の個数: 192

約数和(自身を含む): 2362651200

約数和(自身を除く): 1721449080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 60, 65, 72, 76, 78, 90, 95, 104, 114, 117, 120, 130, 152, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 684, 741, 760, 780, 855, 936, 988, 1140, 1170, 1235, 1368, 1482, 1560, 1710, 1976, 2223, 2280, 2340, 2470, 2964, 3420, 3705, 4446, 4680, 4940, 5928, 6840, 7211, 7410, 8892, 9880, 11115, 14422, 14820, 17784, 21633, 22230, 28844, 29640, 36055, 43266, 44460, 57688, 64899, 72110, 86532, 88920, 93743, 108165, 129798, 137009, 144220, 173064, 187486, 216330, 259596, 274018, 281229, 288440, 324495, 374972, 411027, 432660, 468715, 519192, 548036, 562458, 648990, 685045, 749944, 822054, 843687, 865320, 937430, 1096072, 1124916, 1233081, 1297980, 1370090, 1406145, 1644108, 1687374, 1781117, 1874860, 2055135, 2249832, 2466162, 2595960, 2740180, 2812290, 3288216, 3374748, 3562234, 3749720, 4110270, 4218435, 4932324, 5343351, 5480360, 5624580, 6165405, 6749496, 7124468, 8220540, 8436870, 8905585, 9864648, 10686702, 11249160, 12330810, 14248936, 16030053, 16441080, 16873740, 17811170, 21373404, 24661620, 26716755, 32060106, 33747480, 35622340, 42746808, 49323240, 53433510, 64120212, 71244680, 80150265, 106867020, 128240424, 160300530, 213734040, 320601060, 641202120]

約数ペア:

[(1, 641202120), (2, 320601060), (3, 213734040), (4, 160300530), (5, 128240424), (6, 106867020), (8, 80150265), (9, 71244680), (10, 64120212), (12, 53433510), (13, 49323240), (15, 42746808), (18, 35622340), (19, 33747480), (20, 32060106), (24, 26716755), (26, 24661620), (30, 21373404), (36, 17811170), (38, 16873740), (39, 16441080), (40, 16030053), (45, 14248936), (52, 12330810), (57, 11249160), (60, 10686702), (65, 9864648), (72, 8905585), (76, 8436870), (78, 8220540), (90, 7124468), (95, 6749496), (104, 6165405), (114, 5624580), (117, 5480360), (120, 5343351), (130, 4932324), (152, 4218435), (156, 4110270), (171, 3749720), (180, 3562234), (190, 3374748), (195, 3288216), (228, 2812290), (234, 2740180), (247, 2595960), (260, 2466162), (285, 2249832), (312, 2055135), (342, 1874860), (360, 1781117), (380, 1687374), (390, 1644108), (456, 1406145), (468, 1370090), (494, 1297980), (520, 1233081), (570, 1124916), (585, 1096072), (684, 937430), (741, 865320), (760, 843687), (780, 822054), (855, 749944), (936, 685045), (988, 648990), (1140, 562458), (1170, 548036), (1235, 519192), (1368, 468715), (1482, 432660), (1560, 411027), (1710, 374972), (1976, 324495), (2223, 288440), (2280, 281229), (2340, 274018), (2470, 259596), (2964, 216330), (3420, 187486), (3705, 173064), (4446, 144220), (4680, 137009), (4940, 129798), (5928, 108165), (6840, 93743), (7211, 88920), (7410, 86532), (8892, 72110), (9880, 64899), (11115, 57688), (14422, 44460), (14820, 43266), (17784, 36055), (21633, 29640), (22230, 28844)]