1210363380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{216911}}^1$

素因数の和:216957

約数の個数: 72

約数和(自身を含む): 3789886464

約数和(自身を除く): 2579523084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 216911, 433822, 650733, 867644, 1084555, 1301466, 1952199, 2169110, 2602932, 3253665, 3904398, 4338220, 6507330, 6724241, 7808796, 9760995, 13014660, 13448482, 19521990, 20172723, 26896964, 33621205, 39043980, 40345446, 60518169, 67242410, 80690892, 100863615, 121036338, 134484820, 201727230, 242072676, 302590845, 403454460, 605181690, 1210363380]

約数ペア:

[(1, 1210363380), (2, 605181690), (3, 403454460), (4, 302590845), (5, 242072676), (6, 201727230), (9, 134484820), (10, 121036338), (12, 100863615), (15, 80690892), (18, 67242410), (20, 60518169), (30, 40345446), (31, 39043980), (36, 33621205), (45, 26896964), (60, 20172723), (62, 19521990), (90, 13448482), (93, 13014660), (124, 9760995), (155, 7808796), (180, 6724241), (186, 6507330), (279, 4338220), (310, 3904398), (372, 3253665), (465, 2602932), (558, 2169110), (620, 1952199), (930, 1301466), (1116, 1084555), (1395, 867644), (1860, 650733), (2790, 433822), (5580, 216911)]