240935880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{881}}^1$

素因数の和:991

約数の個数: 128

約数和(自身を含む): 754427520

約数和(自身を除く): 513491640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 53, 60, 86, 106, 120, 129, 159, 172, 212, 215, 258, 265, 318, 344, 424, 430, 516, 530, 636, 645, 795, 860, 881, 1032, 1060, 1272, 1290, 1590, 1720, 1762, 2120, 2279, 2580, 2643, 3180, 3524, 4405, 4558, 5160, 5286, 6360, 6837, 7048, 8810, 9116, 10572, 11395, 13215, 13674, 17620, 18232, 21144, 22790, 26430, 27348, 34185, 35240, 37883, 45580, 46693, 52860, 54696, 68370, 75766, 91160, 93386, 105720, 113649, 136740, 140079, 151532, 186772, 189415, 227298, 233465, 273480, 280158, 303064, 373544, 378830, 454596, 466930, 560316, 568245, 700395, 757660, 909192, 933860, 1120632, 1136490, 1400790, 1515320, 1867720, 2007799, 2272980, 2801580, 4015598, 4545960, 5603160, 6023397, 8031196, 10038995, 12046794, 16062392, 20077990, 24093588, 30116985, 40155980, 48187176, 60233970, 80311960, 120467940, 240935880]

約数ペア:

[(1, 240935880), (2, 120467940), (3, 80311960), (4, 60233970), (5, 48187176), (6, 40155980), (8, 30116985), (10, 24093588), (12, 20077990), (15, 16062392), (20, 12046794), (24, 10038995), (30, 8031196), (40, 6023397), (43, 5603160), (53, 4545960), (60, 4015598), (86, 2801580), (106, 2272980), (120, 2007799), (129, 1867720), (159, 1515320), (172, 1400790), (212, 1136490), (215, 1120632), (258, 933860), (265, 909192), (318, 757660), (344, 700395), (424, 568245), (430, 560316), (516, 466930), (530, 454596), (636, 378830), (645, 373544), (795, 303064), (860, 280158), (881, 273480), (1032, 233465), (1060, 227298), (1272, 189415), (1290, 186772), (1590, 151532), (1720, 140079), (1762, 136740), (2120, 113649), (2279, 105720), (2580, 93386), (2643, 91160), (3180, 75766), (3524, 68370), (4405, 54696), (4558, 52860), (5160, 46693), (5286, 45580), (6360, 37883), (6837, 35240), (7048, 34185), (8810, 27348), (9116, 26430), (10572, 22790), (11395, 21144), (13215, 18232), (13674, 17620)]