249760392

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20939}}^1$

素因数の和:21026

約数の個数: 64

約数和(自身を含む): 723686400

約数和(自身を除く): 473926008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1988, 2982, 3976, 5964, 11928, 20939, 41878, 62817, 83756, 125634, 146573, 167512, 251268, 293146, 439719, 502536, 586292, 879438, 1172584, 1486669, 1758876, 2973338, 3517752, 4460007, 5946676, 8920014, 10406683, 11893352, 17840028, 20813366, 31220049, 35680056, 41626732, 62440098, 83253464, 124880196, 249760392]

約数ペア:

[(1, 249760392), (2, 124880196), (3, 83253464), (4, 62440098), (6, 41626732), (7, 35680056), (8, 31220049), (12, 20813366), (14, 17840028), (21, 11893352), (24, 10406683), (28, 8920014), (42, 5946676), (56, 4460007), (71, 3517752), (84, 2973338), (142, 1758876), (168, 1486669), (213, 1172584), (284, 879438), (426, 586292), (497, 502536), (568, 439719), (852, 293146), (994, 251268), (1491, 167512), (1704, 146573), (1988, 125634), (2982, 83756), (3976, 62817), (5964, 41878), (11928, 20939)]