1311960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2$

素因数の和:85

約数の個数: 96

約数和(自身を含む): 4389840

約数和(自身を除く): 3077880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 520, 580, 696, 754, 780, 841, 870, 1131, 1160, 1508, 1560, 1682, 1740, 1885, 2262, 2523, 3016, 3364, 3480, 3770, 4205, 4524, 5046, 5655, 6728, 7540, 8410, 9048, 10092, 10933, 11310, 12615, 15080, 16820, 20184, 21866, 22620, 25230, 32799, 33640, 43732, 45240, 50460, 54665, 65598, 87464, 100920, 109330, 131196, 163995, 218660, 262392, 327990, 437320, 655980, 1311960]

約数ペア:

[(1, 1311960), (2, 655980), (3, 437320), (4, 327990), (5, 262392), (6, 218660), (8, 163995), (10, 131196), (12, 109330), (13, 100920), (15, 87464), (20, 65598), (24, 54665), (26, 50460), (29, 45240), (30, 43732), (39, 33640), (40, 32799), (52, 25230), (58, 22620), (60, 21866), (65, 20184), (78, 16820), (87, 15080), (104, 12615), (116, 11310), (120, 10933), (130, 10092), (145, 9048), (156, 8410), (174, 7540), (195, 6728), (232, 5655), (260, 5046), (290, 4524), (312, 4205), (348, 3770), (377, 3480), (390, 3364), (435, 3016), (520, 2523), (580, 2262), (696, 1885), (754, 1740), (780, 1682), (841, 1560), (870, 1508), (1131, 1160)]