80288760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:349

約数の個数: 128

約数和(自身を含む): 252149760

約数和(自身を除く): 171861000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 113, 120, 124, 155, 186, 191, 226, 248, 310, 339, 372, 382, 452, 465, 565, 573, 620, 678, 744, 764, 904, 930, 955, 1130, 1146, 1240, 1356, 1528, 1695, 1860, 1910, 2260, 2292, 2712, 2865, 3390, 3503, 3720, 3820, 4520, 4584, 5730, 5921, 6780, 7006, 7640, 10509, 11460, 11842, 13560, 14012, 17515, 17763, 21018, 21583, 22920, 23684, 28024, 29605, 35030, 35526, 42036, 43166, 47368, 52545, 59210, 64749, 70060, 71052, 84072, 86332, 88815, 105090, 107915, 118420, 129498, 140120, 142104, 172664, 177630, 210180, 215830, 236840, 258996, 323745, 355260, 420360, 431660, 517992, 647490, 669073, 710520, 863320, 1294980, 1338146, 2007219, 2589960, 2676292, 3345365, 4014438, 5352584, 6690730, 8028876, 10036095, 13381460, 16057752, 20072190, 26762920, 40144380, 80288760]

約数ペア:

[(1, 80288760), (2, 40144380), (3, 26762920), (4, 20072190), (5, 16057752), (6, 13381460), (8, 10036095), (10, 8028876), (12, 6690730), (15, 5352584), (20, 4014438), (24, 3345365), (30, 2676292), (31, 2589960), (40, 2007219), (60, 1338146), (62, 1294980), (93, 863320), (113, 710520), (120, 669073), (124, 647490), (155, 517992), (186, 431660), (191, 420360), (226, 355260), (248, 323745), (310, 258996), (339, 236840), (372, 215830), (382, 210180), (452, 177630), (465, 172664), (565, 142104), (573, 140120), (620, 129498), (678, 118420), (744, 107915), (764, 105090), (904, 88815), (930, 86332), (955, 84072), (1130, 71052), (1146, 70060), (1240, 64749), (1356, 59210), (1528, 52545), (1695, 47368), (1860, 43166), (1910, 42036), (2260, 35526), (2292, 35030), (2712, 29605), (2865, 28024), (3390, 23684), (3503, 22920), (3720, 21583), (3820, 21018), (4520, 17763), (4584, 17515), (5730, 14012), (5921, 13560), (6780, 11842), (7006, 11460), (7640, 10509)]