120291640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 322882560

約数和(自身を除く): 202590920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 97, 103, 140, 172, 194, 206, 215, 280, 301, 344, 388, 412, 430, 485, 515, 602, 679, 721, 776, 824, 860, 970, 1030, 1204, 1358, 1442, 1505, 1720, 1940, 2060, 2408, 2716, 2884, 3010, 3395, 3605, 3880, 4120, 4171, 4429, 5432, 5768, 6020, 6790, 7210, 8342, 8858, 9991, 12040, 13580, 14420, 16684, 17716, 19982, 20855, 22145, 27160, 28840, 29197, 31003, 33368, 35432, 39964, 41710, 44290, 49955, 58394, 62006, 69937, 79928, 83420, 88580, 99910, 116788, 124012, 139874, 145985, 155015, 166840, 177160, 199820, 233576, 248024, 279748, 291970, 310030, 349685, 399640, 429613, 559496, 583940, 620060, 699370, 859226, 1167880, 1240120, 1398740, 1718452, 2148065, 2797480, 3007291, 3436904, 4296130, 6014582, 8592260, 12029164, 15036455, 17184520, 24058328, 30072910, 60145820, 120291640]

約数ペア:

[(1, 120291640), (2, 60145820), (4, 30072910), (5, 24058328), (7, 17184520), (8, 15036455), (10, 12029164), (14, 8592260), (20, 6014582), (28, 4296130), (35, 3436904), (40, 3007291), (43, 2797480), (56, 2148065), (70, 1718452), (86, 1398740), (97, 1240120), (103, 1167880), (140, 859226), (172, 699370), (194, 620060), (206, 583940), (215, 559496), (280, 429613), (301, 399640), (344, 349685), (388, 310030), (412, 291970), (430, 279748), (485, 248024), (515, 233576), (602, 199820), (679, 177160), (721, 166840), (776, 155015), (824, 145985), (860, 139874), (970, 124012), (1030, 116788), (1204, 99910), (1358, 88580), (1442, 83420), (1505, 79928), (1720, 69937), (1940, 62006), (2060, 58394), (2408, 49955), (2716, 44290), (2884, 41710), (3010, 39964), (3395, 35432), (3605, 33368), (3880, 31003), (4120, 29197), (4171, 28840), (4429, 27160), (5432, 22145), (5768, 20855), (6020, 19982), (6790, 17716), (7210, 16684), (8342, 14420), (8858, 13580), (9991, 12040)]