197853160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{421}}^1$

素因数の和:842

約数の個数: 64

約数和(自身を含む): 461836800

約数和(自身を除く): 263983640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 379, 421, 620, 758, 842, 1240, 1516, 1684, 1895, 2105, 3032, 3368, 3790, 4210, 7580, 8420, 11749, 13051, 15160, 16840, 23498, 26102, 46996, 52204, 58745, 65255, 93992, 104408, 117490, 130510, 159559, 234980, 261020, 319118, 469960, 522040, 638236, 797795, 1276472, 1595590, 3191180, 4946329, 6382360, 9892658, 19785316, 24731645, 39570632, 49463290, 98926580, 197853160]

約数ペア:

[(1, 197853160), (2, 98926580), (4, 49463290), (5, 39570632), (8, 24731645), (10, 19785316), (20, 9892658), (31, 6382360), (40, 4946329), (62, 3191180), (124, 1595590), (155, 1276472), (248, 797795), (310, 638236), (379, 522040), (421, 469960), (620, 319118), (758, 261020), (842, 234980), (1240, 159559), (1516, 130510), (1684, 117490), (1895, 104408), (2105, 93992), (3032, 65255), (3368, 58745), (3790, 52204), (4210, 46996), (7580, 26102), (8420, 23498), (11749, 16840), (13051, 15160)]