1655560890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1423}}^1$

素因数の和:1609

約数の個数: 128

約数和(自身を含む): 4593254400

約数和(自身を除く): 2937693510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 139, 155, 186, 270, 278, 279, 310, 417, 465, 558, 695, 834, 837, 930, 1251, 1390, 1395, 1423, 1674, 2085, 2502, 2790, 2846, 3753, 4170, 4185, 4269, 4309, 6255, 7115, 7506, 8370, 8538, 8618, 12510, 12807, 12927, 14230, 18765, 21345, 21545, 25614, 25854, 37530, 38421, 38781, 42690, 43090, 44113, 64035, 64635, 76842, 77562, 88226, 116343, 128070, 129270, 132339, 192105, 193905, 197797, 220565, 232686, 264678, 384210, 387810, 395594, 397017, 441130, 581715, 593391, 661695, 794034, 988985, 1163430, 1186782, 1191051, 1323390, 1780173, 1977970, 1985085, 2382102, 2966955, 3560346, 3970170, 5340519, 5933910, 5955255, 6131707, 8900865, 10681038, 11910510, 12263414, 17801730, 18395121, 26702595, 30658535, 36790242, 53405190, 55185363, 61317070, 91975605, 110370726, 165556089, 183951210, 275926815, 331112178, 551853630, 827780445, 1655560890]

約数ペア:

[(1, 1655560890), (2, 827780445), (3, 551853630), (5, 331112178), (6, 275926815), (9, 183951210), (10, 165556089), (15, 110370726), (18, 91975605), (27, 61317070), (30, 55185363), (31, 53405190), (45, 36790242), (54, 30658535), (62, 26702595), (90, 18395121), (93, 17801730), (135, 12263414), (139, 11910510), (155, 10681038), (186, 8900865), (270, 6131707), (278, 5955255), (279, 5933910), (310, 5340519), (417, 3970170), (465, 3560346), (558, 2966955), (695, 2382102), (834, 1985085), (837, 1977970), (930, 1780173), (1251, 1323390), (1390, 1191051), (1395, 1186782), (1423, 1163430), (1674, 988985), (2085, 794034), (2502, 661695), (2790, 593391), (2846, 581715), (3753, 441130), (4170, 397017), (4185, 395594), (4269, 387810), (4309, 384210), (6255, 264678), (7115, 232686), (7506, 220565), (8370, 197797), (8538, 193905), (8618, 192105), (12510, 132339), (12807, 129270), (12927, 128070), (14230, 116343), (18765, 88226), (21345, 77562), (21545, 76842), (25614, 64635), (25854, 64035), (37530, 44113), (38421, 43090), (38781, 42690)]