7907430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 20088000

約数和(自身を除く): 12180570

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 61, 87, 122, 145, 149, 174, 183, 290, 298, 305, 366, 435, 447, 610, 745, 870, 894, 915, 1490, 1769, 1830, 2235, 3538, 4321, 4470, 5307, 8642, 8845, 9089, 10614, 12963, 17690, 18178, 21605, 25926, 26535, 27267, 43210, 45445, 53070, 54534, 64815, 90890, 129630, 136335, 263581, 272670, 527162, 790743, 1317905, 1581486, 2635810, 3953715, 7907430]

約数ペア:

[(1, 7907430), (2, 3953715), (3, 2635810), (5, 1581486), (6, 1317905), (10, 790743), (15, 527162), (29, 272670), (30, 263581), (58, 136335), (61, 129630), (87, 90890), (122, 64815), (145, 54534), (149, 53070), (174, 45445), (183, 43210), (290, 27267), (298, 26535), (305, 25926), (366, 21605), (435, 18178), (447, 17690), (610, 12963), (745, 10614), (870, 9089), (894, 8845), (915, 8642), (1490, 5307), (1769, 4470), (1830, 4321), (2235, 3538)]