154963480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{79063}}^1$

素因数の和:79088

約数の個数: 48

約数和(自身を含む): 405598320

約数和(自身を除く): 250634840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 79063, 158126, 316252, 395315, 553441, 632504, 790630, 1106882, 1581260, 2213764, 2767205, 3162520, 3874087, 4427528, 5534410, 7748174, 11068820, 15496348, 19370435, 22137640, 30992696, 38740870, 77481740, 154963480]

約数ペア:

[(1, 154963480), (2, 77481740), (4, 38740870), (5, 30992696), (7, 22137640), (8, 19370435), (10, 15496348), (14, 11068820), (20, 7748174), (28, 5534410), (35, 4427528), (40, 3874087), (49, 3162520), (56, 2767205), (70, 2213764), (98, 1581260), (140, 1106882), (196, 790630), (245, 632504), (280, 553441), (392, 395315), (490, 316252), (980, 158126), (1960, 79063)]