871054980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{2801}}^1$

素因数の和:2957

約数の個数: 96

約数和(自身を含む): 2508081408

約数和(自身を除く): 1637026428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 73, 142, 146, 213, 219, 284, 292, 355, 365, 426, 438, 710, 730, 852, 876, 1065, 1095, 1420, 1460, 2130, 2190, 2801, 4260, 4380, 5183, 5602, 8403, 10366, 11204, 14005, 15549, 16806, 20732, 25915, 28010, 31098, 33612, 42015, 51830, 56020, 62196, 77745, 84030, 103660, 155490, 168060, 198871, 204473, 310980, 397742, 408946, 596613, 613419, 795484, 817892, 994355, 1022365, 1193226, 1226838, 1988710, 2044730, 2386452, 2453676, 2983065, 3067095, 3977420, 4089460, 5966130, 6134190, 11932260, 12268380, 14517583, 29035166, 43552749, 58070332, 72587915, 87105498, 145175830, 174210996, 217763745, 290351660, 435527490, 871054980]

約数ペア:

[(1, 871054980), (2, 435527490), (3, 290351660), (4, 217763745), (5, 174210996), (6, 145175830), (10, 87105498), (12, 72587915), (15, 58070332), (20, 43552749), (30, 29035166), (60, 14517583), (71, 12268380), (73, 11932260), (142, 6134190), (146, 5966130), (213, 4089460), (219, 3977420), (284, 3067095), (292, 2983065), (355, 2453676), (365, 2386452), (426, 2044730), (438, 1988710), (710, 1226838), (730, 1193226), (852, 1022365), (876, 994355), (1065, 817892), (1095, 795484), (1420, 613419), (1460, 596613), (2130, 408946), (2190, 397742), (2801, 310980), (4260, 204473), (4380, 198871), (5183, 168060), (5602, 155490), (8403, 103660), (10366, 84030), (11204, 77745), (14005, 62196), (15549, 56020), (16806, 51830), (20732, 42015), (25915, 33612), (28010, 31098)]