248477880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1151}}^1$

素因数の和:1429

約数の個数: 128

約数和(自身を含む): 855982080

約数和(自身を除く): 607504200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 257, 280, 420, 514, 771, 840, 1028, 1151, 1285, 1542, 1799, 2056, 2302, 2570, 3084, 3453, 3598, 3855, 4604, 5140, 5397, 5755, 6168, 6906, 7196, 7710, 8057, 8995, 9208, 10280, 10794, 11510, 13812, 14392, 15420, 16114, 17265, 17990, 21588, 23020, 24171, 26985, 27624, 30840, 32228, 34530, 35980, 40285, 43176, 46040, 48342, 53970, 64456, 69060, 71960, 80570, 96684, 107940, 120855, 138120, 161140, 193368, 215880, 241710, 295807, 322280, 483420, 591614, 887421, 966840, 1183228, 1479035, 1774842, 2070649, 2366456, 2958070, 3549684, 4141298, 4437105, 5916140, 6211947, 7099368, 8282596, 8874210, 10353245, 11832280, 12423894, 16565192, 17748420, 20706490, 24847788, 31059735, 35496840, 41412980, 49695576, 62119470, 82825960, 124238940, 248477880]

約数ペア:

[(1, 248477880), (2, 124238940), (3, 82825960), (4, 62119470), (5, 49695576), (6, 41412980), (7, 35496840), (8, 31059735), (10, 24847788), (12, 20706490), (14, 17748420), (15, 16565192), (20, 12423894), (21, 11832280), (24, 10353245), (28, 8874210), (30, 8282596), (35, 7099368), (40, 6211947), (42, 5916140), (56, 4437105), (60, 4141298), (70, 3549684), (84, 2958070), (105, 2366456), (120, 2070649), (140, 1774842), (168, 1479035), (210, 1183228), (257, 966840), (280, 887421), (420, 591614), (514, 483420), (771, 322280), (840, 295807), (1028, 241710), (1151, 215880), (1285, 193368), (1542, 161140), (1799, 138120), (2056, 120855), (2302, 107940), (2570, 96684), (3084, 80570), (3453, 71960), (3598, 69060), (3855, 64456), (4604, 53970), (5140, 48342), (5397, 46040), (5755, 43176), (6168, 40285), (6906, 35980), (7196, 34530), (7710, 32228), (8057, 30840), (8995, 27624), (9208, 26985), (10280, 24171), (10794, 23020), (11510, 21588), (13812, 17990), (14392, 17265), (15420, 16114)]