8181780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7177}}^1$

素因数の和:7208

約数の個数: 48

約数和(自身を含む): 24118080

約数和(自身を除く): 15936300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 7177, 14354, 21531, 28708, 35885, 43062, 71770, 86124, 107655, 136363, 143540, 215310, 272726, 409089, 430620, 545452, 681815, 818178, 1363630, 1636356, 2045445, 2727260, 4090890, 8181780]

約数ペア:

[(1, 8181780), (2, 4090890), (3, 2727260), (4, 2045445), (5, 1636356), (6, 1363630), (10, 818178), (12, 681815), (15, 545452), (19, 430620), (20, 409089), (30, 272726), (38, 215310), (57, 143540), (60, 136363), (76, 107655), (95, 86124), (114, 71770), (190, 43062), (228, 35885), (285, 28708), (380, 21531), (570, 14354), (1140, 7177)]