71543640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1607}}^1$

素因数の和:1681

約数の個数: 128

約数和(自身を含む): 250076160

約数和(自身を除く): 178532520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1484, 1590, 1607, 1855, 2120, 2226, 2968, 3180, 3214, 3710, 4452, 4821, 5565, 6360, 6428, 7420, 8035, 8904, 9642, 11130, 11249, 12856, 14840, 16070, 19284, 22260, 22498, 24105, 32140, 33747, 38568, 44520, 44996, 48210, 56245, 64280, 67494, 85171, 89992, 96420, 112490, 134988, 168735, 170342, 192840, 224980, 255513, 269976, 337470, 340684, 425855, 449960, 511026, 596197, 674940, 681368, 851710, 1022052, 1192394, 1277565, 1349880, 1703420, 1788591, 2044104, 2384788, 2555130, 2980985, 3406840, 3577182, 4769576, 5110260, 5961970, 7154364, 8942955, 10220520, 11923940, 14308728, 17885910, 23847880, 35771820, 71543640]

約数ペア:

[(1, 71543640), (2, 35771820), (3, 23847880), (4, 17885910), (5, 14308728), (6, 11923940), (7, 10220520), (8, 8942955), (10, 7154364), (12, 5961970), (14, 5110260), (15, 4769576), (20, 3577182), (21, 3406840), (24, 2980985), (28, 2555130), (30, 2384788), (35, 2044104), (40, 1788591), (42, 1703420), (53, 1349880), (56, 1277565), (60, 1192394), (70, 1022052), (84, 851710), (105, 681368), (106, 674940), (120, 596197), (140, 511026), (159, 449960), (168, 425855), (210, 340684), (212, 337470), (265, 269976), (280, 255513), (318, 224980), (371, 192840), (420, 170342), (424, 168735), (530, 134988), (636, 112490), (742, 96420), (795, 89992), (840, 85171), (1060, 67494), (1113, 64280), (1272, 56245), (1484, 48210), (1590, 44996), (1607, 44520), (1855, 38568), (2120, 33747), (2226, 32140), (2968, 24105), (3180, 22498), (3214, 22260), (3710, 19284), (4452, 16070), (4821, 14840), (5565, 12856), (6360, 11249), (6428, 11130), (7420, 9642), (8035, 8904)]