180372880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{283}}^1$

素因数の和:584

約数の個数: 80

約数和(自身を含む): 436114944

約数和(自身を除く): 255742064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 257, 283, 310, 496, 514, 566, 620, 1028, 1132, 1240, 1285, 1415, 2056, 2264, 2480, 2570, 2830, 4112, 4528, 5140, 5660, 7967, 8773, 10280, 11320, 15934, 17546, 20560, 22640, 31868, 35092, 39835, 43865, 63736, 70184, 72731, 79670, 87730, 127472, 140368, 145462, 159340, 175460, 290924, 318680, 350920, 363655, 581848, 637360, 701840, 727310, 1163696, 1454620, 2254661, 2909240, 4509322, 5818480, 9018644, 11273305, 18037288, 22546610, 36074576, 45093220, 90186440, 180372880]

約数ペア:

[(1, 180372880), (2, 90186440), (4, 45093220), (5, 36074576), (8, 22546610), (10, 18037288), (16, 11273305), (20, 9018644), (31, 5818480), (40, 4509322), (62, 2909240), (80, 2254661), (124, 1454620), (155, 1163696), (248, 727310), (257, 701840), (283, 637360), (310, 581848), (496, 363655), (514, 350920), (566, 318680), (620, 290924), (1028, 175460), (1132, 159340), (1240, 145462), (1285, 140368), (1415, 127472), (2056, 87730), (2264, 79670), (2480, 72731), (2570, 70184), (2830, 63736), (4112, 43865), (4528, 39835), (5140, 35092), (5660, 31868), (7967, 22640), (8773, 20560), (10280, 17546), (11320, 15934)]