158144560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{40343}}^1$

素因数の和:40370

約数の個数: 60

約数和(自身を含む): 427727088

約数和(自身を除く): 269582528

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, 40343, 80686, 161372, 201715, 282401, 322744, 403430, 564802, 645488, 806860, 1129604, 1412005, 1613720, 1976807, 2259208, 2824010, 3227440, 3953614, 4518416, 5648020, 7907228, 9884035, 11296040, 15814456, 19768070, 22592080, 31628912, 39536140, 79072280, 158144560]

約数ペア:

[(1, 158144560), (2, 79072280), (4, 39536140), (5, 31628912), (7, 22592080), (8, 19768070), (10, 15814456), (14, 11296040), (16, 9884035), (20, 7907228), (28, 5648020), (35, 4518416), (40, 3953614), (49, 3227440), (56, 2824010), (70, 2259208), (80, 1976807), (98, 1613720), (112, 1412005), (140, 1129604), (196, 806860), (245, 645488), (280, 564802), (392, 403430), (490, 322744), (560, 282401), (784, 201715), (980, 161372), (1960, 80686), (3920, 40343)]