72308820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{70891}}^1$

素因数の和:70920

約数の個数: 48

約数和(自身を含む): 214377408

約数和(自身を除く): 142068588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 70891, 141782, 212673, 283564, 354455, 425346, 708910, 850692, 1063365, 1205147, 1417820, 2126730, 2410294, 3615441, 4253460, 4820588, 6025735, 7230882, 12051470, 14461764, 18077205, 24102940, 36154410, 72308820]

約数ペア:

[(1, 72308820), (2, 36154410), (3, 24102940), (4, 18077205), (5, 14461764), (6, 12051470), (10, 7230882), (12, 6025735), (15, 4820588), (17, 4253460), (20, 3615441), (30, 2410294), (34, 2126730), (51, 1417820), (60, 1205147), (68, 1063365), (85, 850692), (102, 708910), (170, 425346), (204, 354455), (255, 283564), (340, 212673), (510, 141782), (1020, 70891)]