774540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 2537808

約数和(自身を除く): 1763268

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, 331, 390, 468, 585, 662, 780, 993, 1170, 1324, 1655, 1986, 2340, 2979, 3310, 3972, 4303, 4965, 5958, 6620, 8606, 9930, 11916, 12909, 14895, 17212, 19860, 21515, 25818, 29790, 38727, 43030, 51636, 59580, 64545, 77454, 86060, 129090, 154908, 193635, 258180, 387270, 774540]

約数ペア:

[(1, 774540), (2, 387270), (3, 258180), (4, 193635), (5, 154908), (6, 129090), (9, 86060), (10, 77454), (12, 64545), (13, 59580), (15, 51636), (18, 43030), (20, 38727), (26, 29790), (30, 25818), (36, 21515), (39, 19860), (45, 17212), (52, 14895), (60, 12909), (65, 11916), (78, 9930), (90, 8606), (117, 6620), (130, 5958), (156, 4965), (180, 4303), (195, 3972), (234, 3310), (260, 2979), (331, 2340), (390, 1986), (468, 1655), (585, 1324), (662, 1170), (780, 993)]