521155260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1583}}^1$

素因数の和:1688

約数の個数: 144

約数和(自身を含む): 1660538880

約数和(自身を除く): 1139383620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 59, 60, 62, 90, 93, 118, 124, 155, 177, 180, 186, 236, 279, 295, 310, 354, 372, 465, 531, 558, 590, 620, 708, 885, 930, 1062, 1116, 1180, 1395, 1583, 1770, 1829, 1860, 2124, 2655, 2790, 3166, 3540, 3658, 4749, 5310, 5487, 5580, 6332, 7316, 7915, 9145, 9498, 10620, 10974, 14247, 15830, 16461, 18290, 18996, 21948, 23745, 27435, 28494, 31660, 32922, 36580, 47490, 49073, 54870, 56988, 65844, 71235, 82305, 93397, 94980, 98146, 109740, 142470, 147219, 164610, 186794, 196292, 245365, 280191, 284940, 294438, 329220, 373588, 441657, 466985, 490730, 560382, 588876, 736095, 840573, 883314, 933970, 981460, 1120764, 1400955, 1472190, 1681146, 1766628, 1867940, 2208285, 2801910, 2895307, 2944380, 3362292, 4202865, 4416570, 5603820, 5790614, 8405730, 8685921, 8833140, 11581228, 14476535, 16811460, 17371842, 26057763, 28953070, 34743684, 43429605, 52115526, 57906140, 86859210, 104231052, 130288815, 173718420, 260577630, 521155260]

約数ペア:

[(1, 521155260), (2, 260577630), (3, 173718420), (4, 130288815), (5, 104231052), (6, 86859210), (9, 57906140), (10, 52115526), (12, 43429605), (15, 34743684), (18, 28953070), (20, 26057763), (30, 17371842), (31, 16811460), (36, 14476535), (45, 11581228), (59, 8833140), (60, 8685921), (62, 8405730), (90, 5790614), (93, 5603820), (118, 4416570), (124, 4202865), (155, 3362292), (177, 2944380), (180, 2895307), (186, 2801910), (236, 2208285), (279, 1867940), (295, 1766628), (310, 1681146), (354, 1472190), (372, 1400955), (465, 1120764), (531, 981460), (558, 933970), (590, 883314), (620, 840573), (708, 736095), (885, 588876), (930, 560382), (1062, 490730), (1116, 466985), (1180, 441657), (1395, 373588), (1583, 329220), (1770, 294438), (1829, 284940), (1860, 280191), (2124, 245365), (2655, 196292), (2790, 186794), (3166, 164610), (3540, 147219), (3658, 142470), (4749, 109740), (5310, 98146), (5487, 94980), (5580, 93397), (6332, 82305), (7316, 71235), (7915, 65844), (9145, 56988), (9498, 54870), (10620, 49073), (10974, 47490), (14247, 36580), (15830, 32922), (16461, 31660), (18290, 28494), (18996, 27435), (21948, 23745)]