1425840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:486

約数の個数: 80

約数和(自身を含む): 4770528

約数和(自身を除く): 3344688

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, 457, 520, 624, 780, 914, 1040, 1371, 1560, 1828, 2285, 2742, 3120, 3656, 4570, 5484, 5941, 6855, 7312, 9140, 10968, 11882, 13710, 17823, 18280, 21936, 23764, 27420, 29705, 35646, 36560, 47528, 54840, 59410, 71292, 89115, 95056, 109680, 118820, 142584, 178230, 237640, 285168, 356460, 475280, 712920, 1425840]

約数ペア:

[(1, 1425840), (2, 712920), (3, 475280), (4, 356460), (5, 285168), (6, 237640), (8, 178230), (10, 142584), (12, 118820), (13, 109680), (15, 95056), (16, 89115), (20, 71292), (24, 59410), (26, 54840), (30, 47528), (39, 36560), (40, 35646), (48, 29705), (52, 27420), (60, 23764), (65, 21936), (78, 18280), (80, 17823), (104, 13710), (120, 11882), (130, 10968), (156, 9140), (195, 7312), (208, 6855), (240, 5941), (260, 5484), (312, 4570), (390, 3656), (457, 3120), (520, 2742), (624, 2285), (780, 1828), (914, 1560), (1040, 1371)]