201447640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{1291}}^1$

素因数の和:1432

約数の個数: 64

約数和(自身を含む): 468840960

約数和(自身を除く): 267393320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 83, 94, 166, 188, 235, 332, 376, 415, 470, 664, 830, 940, 1291, 1660, 1880, 2582, 3320, 3901, 5164, 6455, 7802, 10328, 12910, 15604, 19505, 25820, 31208, 39010, 51640, 60677, 78020, 107153, 121354, 156040, 214306, 242708, 303385, 428612, 485416, 535765, 606770, 857224, 1071530, 1213540, 2143060, 2427080, 4286120, 5036191, 10072382, 20144764, 25180955, 40289528, 50361910, 100723820, 201447640]

約数ペア:

[(1, 201447640), (2, 100723820), (4, 50361910), (5, 40289528), (8, 25180955), (10, 20144764), (20, 10072382), (40, 5036191), (47, 4286120), (83, 2427080), (94, 2143060), (166, 1213540), (188, 1071530), (235, 857224), (332, 606770), (376, 535765), (415, 485416), (470, 428612), (664, 303385), (830, 242708), (940, 214306), (1291, 156040), (1660, 121354), (1880, 107153), (2582, 78020), (3320, 60677), (3901, 51640), (5164, 39010), (6455, 31208), (7802, 25820), (10328, 19505), (12910, 15604)]