408802380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13709}}^1$

素因数の和:13799

約数の個数: 96

約数和(自身を含む): 1326689280

約数和(自身を除く): 917886900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2485, 2982, 4260, 4970, 5964, 7455, 9940, 13709, 14910, 27418, 29820, 41127, 54836, 68545, 82254, 95963, 137090, 164508, 191926, 205635, 274180, 287889, 383852, 411270, 479815, 575778, 822540, 959630, 973339, 1151556, 1439445, 1919260, 1946678, 2878890, 2920017, 3893356, 4866695, 5757780, 5840034, 6813373, 9733390, 11680068, 13626746, 14600085, 19466780, 20440119, 27253492, 29200170, 34066865, 40880238, 58400340, 68133730, 81760476, 102200595, 136267460, 204401190, 408802380]

約数ペア:

[(1, 408802380), (2, 204401190), (3, 136267460), (4, 102200595), (5, 81760476), (6, 68133730), (7, 58400340), (10, 40880238), (12, 34066865), (14, 29200170), (15, 27253492), (20, 20440119), (21, 19466780), (28, 14600085), (30, 13626746), (35, 11680068), (42, 9733390), (60, 6813373), (70, 5840034), (71, 5757780), (84, 4866695), (105, 3893356), (140, 2920017), (142, 2878890), (210, 1946678), (213, 1919260), (284, 1439445), (355, 1151556), (420, 973339), (426, 959630), (497, 822540), (710, 575778), (852, 479815), (994, 411270), (1065, 383852), (1420, 287889), (1491, 274180), (1988, 205635), (2130, 191926), (2485, 164508), (2982, 137090), (4260, 95963), (4970, 82254), (5964, 68545), (7455, 54836), (9940, 41127), (13709, 29820), (14910, 27418)]