442543140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{499}}^1$

素因数の和:906

約数の個数: 144

約数和(自身を含む): 1452360000

約数和(自身を除く): 1009816860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 379, 390, 468, 499, 585, 758, 780, 998, 1137, 1170, 1497, 1516, 1895, 1996, 2274, 2340, 2495, 2994, 3411, 3790, 4491, 4548, 4927, 4990, 5685, 5988, 6487, 6822, 7485, 7580, 8982, 9854, 9980, 11370, 12974, 13644, 14781, 14970, 17055, 17964, 19461, 19708, 22455, 22740, 24635, 25948, 29562, 29940, 32435, 34110, 38922, 44343, 44910, 49270, 58383, 59124, 64870, 68220, 73905, 77844, 88686, 89820, 97305, 98540, 116766, 129740, 147810, 177372, 189121, 194610, 221715, 233532, 291915, 295620, 378242, 389220, 443430, 567363, 583830, 756484, 886860, 945605, 1134726, 1167660, 1702089, 1891210, 2269452, 2458573, 2836815, 3404178, 3782420, 4917146, 5673630, 6808356, 7375719, 8510445, 9834292, 11347260, 12292865, 14751438, 17020890, 22127157, 24585730, 29502876, 34041780, 36878595, 44254314, 49171460, 73757190, 88508628, 110635785, 147514380, 221271570, 442543140]

約数ペア:

[(1, 442543140), (2, 221271570), (3, 147514380), (4, 110635785), (5, 88508628), (6, 73757190), (9, 49171460), (10, 44254314), (12, 36878595), (13, 34041780), (15, 29502876), (18, 24585730), (20, 22127157), (26, 17020890), (30, 14751438), (36, 12292865), (39, 11347260), (45, 9834292), (52, 8510445), (60, 7375719), (65, 6808356), (78, 5673630), (90, 4917146), (117, 3782420), (130, 3404178), (156, 2836815), (180, 2458573), (195, 2269452), (234, 1891210), (260, 1702089), (379, 1167660), (390, 1134726), (468, 945605), (499, 886860), (585, 756484), (758, 583830), (780, 567363), (998, 443430), (1137, 389220), (1170, 378242), (1497, 295620), (1516, 291915), (1895, 233532), (1996, 221715), (2274, 194610), (2340, 189121), (2495, 177372), (2994, 147810), (3411, 129740), (3790, 116766), (4491, 98540), (4548, 97305), (4927, 89820), (4990, 88686), (5685, 77844), (5988, 73905), (6487, 68220), (6822, 64870), (7485, 59124), (7580, 58383), (8982, 49270), (9854, 44910), (9980, 44343), (11370, 38922), (12974, 34110), (13644, 32435), (14781, 29940), (14970, 29562), (17055, 25948), (17964, 24635), (19461, 22740), (19708, 22455)]