778309740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{332611}}^1$

素因数の和:332639

約数の個数: 72

約数和(自身を含む): 2542486128

約数和(自身を除く): 1764176388

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, 390, 468, 585, 780, 1170, 2340, 332611, 665222, 997833, 1330444, 1663055, 1995666, 2993499, 3326110, 3991332, 4323943, 4989165, 5986998, 6652220, 8647886, 9978330, 11973996, 12971829, 14967495, 17295772, 19956660, 21619715, 25943658, 29934990, 38915487, 43239430, 51887316, 59869980, 64859145, 77830974, 86478860, 129718290, 155661948, 194577435, 259436580, 389154870, 778309740]

約数ペア:

[(1, 778309740), (2, 389154870), (3, 259436580), (4, 194577435), (5, 155661948), (6, 129718290), (9, 86478860), (10, 77830974), (12, 64859145), (13, 59869980), (15, 51887316), (18, 43239430), (20, 38915487), (26, 29934990), (30, 25943658), (36, 21619715), (39, 19956660), (45, 17295772), (52, 14967495), (60, 12971829), (65, 11973996), (78, 9978330), (90, 8647886), (117, 6652220), (130, 5986998), (156, 4989165), (180, 4323943), (195, 3991332), (234, 3326110), (260, 2993499), (390, 1995666), (468, 1663055), (585, 1330444), (780, 997833), (1170, 665222), (2340, 332611)]