718380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 2354352

約数和(自身を除く): 1635972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 307, 390, 468, 585, 614, 780, 921, 1170, 1228, 1535, 1842, 2340, 2763, 3070, 3684, 3991, 4605, 5526, 6140, 7982, 9210, 11052, 11973, 13815, 15964, 18420, 19955, 23946, 27630, 35919, 39910, 47892, 55260, 59865, 71838, 79820, 119730, 143676, 179595, 239460, 359190, 718380]

約数ペア:

[(1, 718380), (2, 359190), (3, 239460), (4, 179595), (5, 143676), (6, 119730), (9, 79820), (10, 71838), (12, 59865), (13, 55260), (15, 47892), (18, 39910), (20, 35919), (26, 27630), (30, 23946), (36, 19955), (39, 18420), (45, 15964), (52, 13815), (60, 11973), (65, 11052), (78, 9210), (90, 7982), (117, 6140), (130, 5526), (156, 4605), (180, 3991), (195, 3684), (234, 3070), (260, 2763), (307, 2340), (390, 1842), (468, 1535), (585, 1228), (614, 1170), (780, 921)]