149653840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{38177}}^1$

素因数の和:38204

約数の個数: 60

約数和(自身を含む): 404763156

約数和(自身を除く): 255109316

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 38177, 76354, 152708, 190885, 267239, 305416, 381770, 534478, 610832, 763540, 1068956, 1336195, 1527080, 1870673, 2137912, 2672390, 3054160, 3741346, 4275824, 5344780, 7482692, 9353365, 10689560, 14965384, 18706730, 21379120, 29930768, 37413460, 74826920, 149653840]

約数ペア:

[(1, 149653840), (2, 74826920), (4, 37413460), (5, 29930768), (7, 21379120), (8, 18706730), (10, 14965384), (14, 10689560), (16, 9353365), (20, 7482692), (28, 5344780), (35, 4275824), (40, 3741346), (49, 3054160), (56, 2672390), (70, 2137912), (80, 1870673), (98, 1527080), (112, 1336195), (140, 1068956), (196, 763540), (245, 610832), (280, 534478), (392, 381770), (490, 305416), (560, 267239), (784, 190885), (980, 152708), (1960, 76354), (3920, 38177)]