258116460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{614563}}^1$

素因数の和:614582

約数の個数: 48

約数和(自身を含む): 825974016

約数和(自身を除く): 567857556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 614563, 1229126, 1843689, 2458252, 3072815, 3687378, 4301941, 6145630, 7374756, 8603882, 9218445, 12291260, 12905823, 17207764, 18436890, 21509705, 25811646, 36873780, 43019410, 51623292, 64529115, 86038820, 129058230, 258116460]

約数ペア:

[(1, 258116460), (2, 129058230), (3, 86038820), (4, 64529115), (5, 51623292), (6, 43019410), (7, 36873780), (10, 25811646), (12, 21509705), (14, 18436890), (15, 17207764), (20, 12905823), (21, 12291260), (28, 9218445), (30, 8603882), (35, 7374756), (42, 6145630), (60, 4301941), (70, 3687378), (84, 3072815), (105, 2458252), (140, 1843689), (210, 1229126), (420, 614563)]