1309497240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{42461}}^1$

素因数の和:42732

約数の個数: 64

約数和(自身を含む): 3943870560

約数和(自身を除く): 2634373320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3855, 5140, 6168, 7710, 10280, 15420, 30840, 42461, 84922, 127383, 169844, 212305, 254766, 339688, 424610, 509532, 636915, 849220, 1019064, 1273830, 1698440, 2547660, 5095320, 10912477, 21824954, 32737431, 43649908, 54562385, 65474862, 87299816, 109124770, 130949724, 163687155, 218249540, 261899448, 327374310, 436499080, 654748620, 1309497240]

約数ペア:

[(1, 1309497240), (2, 654748620), (3, 436499080), (4, 327374310), (5, 261899448), (6, 218249540), (8, 163687155), (10, 130949724), (12, 109124770), (15, 87299816), (20, 65474862), (24, 54562385), (30, 43649908), (40, 32737431), (60, 21824954), (120, 10912477), (257, 5095320), (514, 2547660), (771, 1698440), (1028, 1273830), (1285, 1019064), (1542, 849220), (2056, 636915), (2570, 509532), (3084, 424610), (3855, 339688), (5140, 254766), (6168, 212305), (7710, 169844), (10280, 127383), (15420, 84922), (30840, 42461)]