1246120720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:657

約数の個数: 160

約数和(自身を含む): 3274790400

約数和(自身を除く): 2028669680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 79, 80, 104, 116, 130, 145, 158, 208, 232, 260, 290, 316, 377, 395, 464, 520, 523, 580, 632, 754, 790, 1027, 1040, 1046, 1160, 1264, 1508, 1580, 1885, 2054, 2092, 2291, 2320, 2615, 3016, 3160, 3770, 4108, 4184, 4582, 5135, 5230, 6032, 6320, 6799, 7540, 8216, 8368, 9164, 10270, 10460, 11455, 13598, 15080, 15167, 16432, 18328, 20540, 20920, 22910, 27196, 29783, 30160, 30334, 33995, 36656, 41080, 41317, 41840, 45820, 54392, 59566, 60668, 67990, 75835, 82160, 82634, 91640, 108784, 119132, 121336, 135980, 148915, 151670, 165268, 183280, 197171, 206585, 238264, 242672, 271960, 297830, 303340, 330536, 394342, 413170, 476528, 537121, 543920, 595660, 606680, 661072, 788684, 826340, 985855, 1074242, 1191320, 1198193, 1213360, 1577368, 1652680, 1971710, 2148484, 2382640, 2396386, 2685605, 3154736, 3305360, 3943420, 4296968, 4792772, 5371210, 5990965, 7886840, 8593936, 9585544, 10742420, 11981930, 15576509, 15773680, 19171088, 21484840, 23963860, 31153018, 42969680, 47927720, 62306036, 77882545, 95855440, 124612072, 155765090, 249224144, 311530180, 623060360, 1246120720]

約数ペア:

[(1, 1246120720), (2, 623060360), (4, 311530180), (5, 249224144), (8, 155765090), (10, 124612072), (13, 95855440), (16, 77882545), (20, 62306036), (26, 47927720), (29, 42969680), (40, 31153018), (52, 23963860), (58, 21484840), (65, 19171088), (79, 15773680), (80, 15576509), (104, 11981930), (116, 10742420), (130, 9585544), (145, 8593936), (158, 7886840), (208, 5990965), (232, 5371210), (260, 4792772), (290, 4296968), (316, 3943420), (377, 3305360), (395, 3154736), (464, 2685605), (520, 2396386), (523, 2382640), (580, 2148484), (632, 1971710), (754, 1652680), (790, 1577368), (1027, 1213360), (1040, 1198193), (1046, 1191320), (1160, 1074242), (1264, 985855), (1508, 826340), (1580, 788684), (1885, 661072), (2054, 606680), (2092, 595660), (2291, 543920), (2320, 537121), (2615, 476528), (3016, 413170), (3160, 394342), (3770, 330536), (4108, 303340), (4184, 297830), (4582, 271960), (5135, 242672), (5230, 238264), (6032, 206585), (6320, 197171), (6799, 183280), (7540, 165268), (8216, 151670), (8368, 148915), (9164, 135980), (10270, 121336), (10460, 119132), (11455, 108784), (13598, 91640), (15080, 82634), (15167, 82160), (16432, 75835), (18328, 67990), (20540, 60668), (20920, 59566), (22910, 54392), (27196, 45820), (29783, 41840), (30160, 41317), (30334, 41080), (33995, 36656)]