149604140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{34471}}^1$

素因数の和:34518

約数の個数: 48

約数和(自身を含む): 370642944

約数和(自身を除く): 221038804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 34471, 68942, 137884, 172355, 241297, 344710, 482594, 689420, 965188, 1068601, 1206485, 2137202, 2412970, 4274404, 4825940, 5343005, 7480207, 10686010, 14960414, 21372020, 29920828, 37401035, 74802070, 149604140]

約数ペア:

[(1, 149604140), (2, 74802070), (4, 37401035), (5, 29920828), (7, 21372020), (10, 14960414), (14, 10686010), (20, 7480207), (28, 5343005), (31, 4825940), (35, 4274404), (62, 2412970), (70, 2137202), (124, 1206485), (140, 1068601), (155, 965188), (217, 689420), (310, 482594), (434, 344710), (620, 241297), (868, 172355), (1085, 137884), (2170, 68942), (4340, 34471)]