1531920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:520

約数の個数: 80

約数和(自身を含む): 5124672

約数和(自身を除く): 3592752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 491, 520, 624, 780, 982, 1040, 1473, 1560, 1964, 2455, 2946, 3120, 3928, 4910, 5892, 6383, 7365, 7856, 9820, 11784, 12766, 14730, 19149, 19640, 23568, 25532, 29460, 31915, 38298, 39280, 51064, 58920, 63830, 76596, 95745, 102128, 117840, 127660, 153192, 191490, 255320, 306384, 382980, 510640, 765960, 1531920]

約数ペア:

[(1, 1531920), (2, 765960), (3, 510640), (4, 382980), (5, 306384), (6, 255320), (8, 191490), (10, 153192), (12, 127660), (13, 117840), (15, 102128), (16, 95745), (20, 76596), (24, 63830), (26, 58920), (30, 51064), (39, 39280), (40, 38298), (48, 31915), (52, 29460), (60, 25532), (65, 23568), (78, 19640), (80, 19149), (104, 14730), (120, 12766), (130, 11784), (156, 9820), (195, 7856), (208, 7365), (240, 6383), (260, 5892), (312, 4910), (390, 3928), (491, 3120), (520, 2946), (624, 2455), (780, 1964), (982, 1560), (1040, 1473)]