20246570640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{28433}}^1$

素因数の和:28518

約数の個数: 240

約数和(自身を含む): 72603603072

約数和(自身を除く): 52357032432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 43, 45, 46, 48, 60, 69, 72, 80, 86, 90, 92, 115, 120, 129, 138, 144, 172, 180, 184, 207, 215, 230, 240, 258, 276, 344, 345, 360, 368, 387, 414, 430, 460, 516, 552, 645, 688, 690, 720, 774, 828, 860, 920, 989, 1032, 1035, 1104, 1290, 1380, 1548, 1656, 1720, 1840, 1935, 1978, 2064, 2070, 2580, 2760, 2967, 3096, 3312, 3440, 3870, 3956, 4140, 4945, 5160, 5520, 5934, 6192, 7740, 7912, 8280, 8901, 9890, 10320, 11868, 14835, 15480, 15824, 16560, 17802, 19780, 23736, 28433, 29670, 30960, 35604, 39560, 44505, 47472, 56866, 59340, 71208, 79120, 85299, 89010, 113732, 118680, 142165, 142416, 170598, 178020, 227464, 237360, 255897, 284330, 341196, 356040, 426495, 454928, 511794, 568660, 653959, 682392, 712080, 852990, 1023588, 1137320, 1222619, 1279485, 1307918, 1364784, 1705980, 1961877, 2047176, 2274640, 2445238, 2558970, 2615836, 3269795, 3411960, 3667857, 3923754, 4094352, 4890476, 5117940, 5231672, 5885631, 6113095, 6539590, 6823920, 7335714, 7847508, 9780952, 9809385, 10235880, 10463344, 11003571, 11771262, 12226190, 13079180, 14671428, 15695016, 18339285, 19561904, 19618770, 20471760, 22007142, 23542524, 24452380, 26158360, 28120237, 29342856, 29428155, 31390032, 36678570, 39237540, 44014284, 47085048, 48904760, 52316720, 55017855, 56240474, 58685712, 58856310, 73357140, 78475080, 84360711, 88028568, 94170096, 97809520, 110035710, 112480948, 117712620, 140601185, 146714280, 156950160, 168721422, 176057136, 220071420, 224961896, 235425240, 253082133, 281202370, 293428560, 337442844, 421803555, 440142840, 449923792, 470850480, 506164266, 562404740, 674885688, 843607110, 880285680, 1012328532, 1124809480, 1265410665, 1349771376, 1687214220, 2024657064, 2249618960, 2530821330, 3374428440, 4049314128, 5061642660, 6748856880, 10123285320, 20246570640]

約数ペア:

[(1, 20246570640), (2, 10123285320), (3, 6748856880), (4, 5061642660), (5, 4049314128), (6, 3374428440), (8, 2530821330), (9, 2249618960), (10, 2024657064), (12, 1687214220), (15, 1349771376), (16, 1265410665), (18, 1124809480), (20, 1012328532), (23, 880285680), (24, 843607110), (30, 674885688), (36, 562404740), (40, 506164266), (43, 470850480), (45, 449923792), (46, 440142840), (48, 421803555), (60, 337442844), (69, 293428560), (72, 281202370), (80, 253082133), (86, 235425240), (90, 224961896), (92, 220071420), (115, 176057136), (120, 168721422), (129, 156950160), (138, 146714280), (144, 140601185), (172, 117712620), (180, 112480948), (184, 110035710), (207, 97809520), (215, 94170096), (230, 88028568), (240, 84360711), (258, 78475080), (276, 73357140), (344, 58856310), (345, 58685712), (360, 56240474), (368, 55017855), (387, 52316720), (414, 48904760), (430, 47085048), (460, 44014284), (516, 39237540), (552, 36678570), (645, 31390032), (688, 29428155), (690, 29342856), (720, 28120237), (774, 26158360), (828, 24452380), (860, 23542524), (920, 22007142), (989, 20471760), (1032, 19618770), (1035, 19561904), (1104, 18339285), (1290, 15695016), (1380, 14671428), (1548, 13079180), (1656, 12226190), (1720, 11771262), (1840, 11003571), (1935, 10463344), (1978, 10235880), (2064, 9809385), (2070, 9780952), (2580, 7847508), (2760, 7335714), (2967, 6823920), (3096, 6539590), (3312, 6113095), (3440, 5885631), (3870, 5231672), (3956, 5117940), (4140, 4890476), (4945, 4094352), (5160, 3923754), (5520, 3667857), (5934, 3411960), (6192, 3269795), (7740, 2615836), (7912, 2558970), (8280, 2445238), (8901, 2274640), (9890, 2047176), (10320, 1961877), (11868, 1705980), (14835, 1364784), (15480, 1307918), (15824, 1279485), (16560, 1222619), (17802, 1137320), (19780, 1023588), (23736, 852990), (28433, 712080), (29670, 682392), (30960, 653959), (35604, 568660), (39560, 511794), (44505, 454928), (47472, 426495), (56866, 356040), (59340, 341196), (71208, 284330), (79120, 255897), (85299, 237360), (89010, 227464), (113732, 178020), (118680, 170598), (142165, 142416)]