75909780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 239999760

約数和(自身を除く): 164089980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 73, 90, 106, 109, 146, 159, 180, 212, 218, 219, 265, 292, 318, 327, 365, 436, 438, 477, 530, 545, 636, 654, 657, 730, 795, 876, 954, 981, 1060, 1090, 1095, 1308, 1314, 1460, 1590, 1635, 1908, 1962, 2180, 2190, 2385, 2628, 3180, 3270, 3285, 3869, 3924, 4380, 4770, 4905, 5777, 6540, 6570, 7738, 7957, 9540, 9810, 11554, 11607, 13140, 15476, 15914, 17331, 19345, 19620, 23108, 23214, 23871, 28885, 31828, 34662, 34821, 38690, 39785, 46428, 47742, 51993, 57770, 58035, 69324, 69642, 71613, 77380, 79570, 86655, 95484, 103986, 115540, 116070, 119355, 139284, 143226, 159140, 173310, 174105, 207972, 232140, 238710, 259965, 286452, 346620, 348210, 358065, 421721, 477420, 519930, 696420, 716130, 843442, 1039860, 1265163, 1432260, 1686884, 2108605, 2530326, 3795489, 4217210, 5060652, 6325815, 7590978, 8434420, 12651630, 15181956, 18977445, 25303260, 37954890, 75909780]

約数ペア:

[(1, 75909780), (2, 37954890), (3, 25303260), (4, 18977445), (5, 15181956), (6, 12651630), (9, 8434420), (10, 7590978), (12, 6325815), (15, 5060652), (18, 4217210), (20, 3795489), (30, 2530326), (36, 2108605), (45, 1686884), (53, 1432260), (60, 1265163), (73, 1039860), (90, 843442), (106, 716130), (109, 696420), (146, 519930), (159, 477420), (180, 421721), (212, 358065), (218, 348210), (219, 346620), (265, 286452), (292, 259965), (318, 238710), (327, 232140), (365, 207972), (436, 174105), (438, 173310), (477, 159140), (530, 143226), (545, 139284), (636, 119355), (654, 116070), (657, 115540), (730, 103986), (795, 95484), (876, 86655), (954, 79570), (981, 77380), (1060, 71613), (1090, 69642), (1095, 69324), (1308, 58035), (1314, 57770), (1460, 51993), (1590, 47742), (1635, 46428), (1908, 39785), (1962, 38690), (2180, 34821), (2190, 34662), (2385, 31828), (2628, 28885), (3180, 23871), (3270, 23214), (3285, 23108), (3869, 19620), (3924, 19345), (4380, 17331), (4770, 15914), (4905, 15476), (5777, 13140), (6540, 11607), (6570, 11554), (7738, 9810), (7957, 9540)]