653520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^1$

素因数の和:412

約数の個数: 80

約数和(自身を含む): 2321280

約数和(自身を除く): 1667760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 389, 420, 560, 778, 840, 1167, 1556, 1680, 1945, 2334, 2723, 3112, 3890, 4668, 5446, 5835, 6224, 7780, 8169, 9336, 10892, 11670, 13615, 15560, 16338, 18672, 21784, 23340, 27230, 31120, 32676, 40845, 43568, 46680, 54460, 65352, 81690, 93360, 108920, 130704, 163380, 217840, 326760, 653520]

約数ペア:

[(1, 653520), (2, 326760), (3, 217840), (4, 163380), (5, 130704), (6, 108920), (7, 93360), (8, 81690), (10, 65352), (12, 54460), (14, 46680), (15, 43568), (16, 40845), (20, 32676), (21, 31120), (24, 27230), (28, 23340), (30, 21784), (35, 18672), (40, 16338), (42, 15560), (48, 13615), (56, 11670), (60, 10892), (70, 9336), (80, 8169), (84, 7780), (105, 6224), (112, 5835), (120, 5446), (140, 4668), (168, 3890), (210, 3112), (240, 2723), (280, 2334), (336, 1945), (389, 1680), (420, 1556), (560, 1167), (778, 840)]