131076680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15101}}^1$

素因数の和:15150

約数の個数: 64

約数和(自身を含む): 347950080

約数和(自身を除く): 216873400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 15101, 30202, 60404, 75505, 105707, 120808, 151010, 211414, 302020, 422828, 468131, 528535, 604040, 845656, 936262, 1057070, 1872524, 2114140, 2340655, 3276917, 3745048, 4228280, 4681310, 6553834, 9362620, 13107668, 16384585, 18725240, 26215336, 32769170, 65538340, 131076680]

約数ペア:

[(1, 131076680), (2, 65538340), (4, 32769170), (5, 26215336), (7, 18725240), (8, 16384585), (10, 13107668), (14, 9362620), (20, 6553834), (28, 4681310), (31, 4228280), (35, 3745048), (40, 3276917), (56, 2340655), (62, 2114140), (70, 1872524), (124, 1057070), (140, 936262), (155, 845656), (217, 604040), (248, 528535), (280, 468131), (310, 422828), (434, 302020), (620, 211414), (868, 151010), (1085, 120808), (1240, 105707), (1736, 75505), (2170, 60404), (4340, 30202), (8680, 15101)]