61404560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2333}}^1$

素因数の和:2400

約数の個数: 80

約数和(自身を含む): 166703616

約数和(自身を除く): 105299056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1645, 1880, 2333, 2632, 3290, 3760, 4666, 5264, 6580, 9332, 11665, 13160, 16331, 18664, 23330, 26320, 32662, 37328, 46660, 65324, 81655, 93320, 109651, 130648, 163310, 186640, 219302, 261296, 326620, 438604, 548255, 653240, 767557, 877208, 1096510, 1306480, 1535114, 1754416, 2193020, 3070228, 3837785, 4386040, 6140456, 7675570, 8772080, 12280912, 15351140, 30702280, 61404560]

約数ペア:

[(1, 61404560), (2, 30702280), (4, 15351140), (5, 12280912), (7, 8772080), (8, 7675570), (10, 6140456), (14, 4386040), (16, 3837785), (20, 3070228), (28, 2193020), (35, 1754416), (40, 1535114), (47, 1306480), (56, 1096510), (70, 877208), (80, 767557), (94, 653240), (112, 548255), (140, 438604), (188, 326620), (235, 261296), (280, 219302), (329, 186640), (376, 163310), (470, 130648), (560, 109651), (658, 93320), (752, 81655), (940, 65324), (1316, 46660), (1645, 37328), (1880, 32662), (2333, 26320), (2632, 23330), (3290, 18664), (3760, 16331), (4666, 13160), (5264, 11665), (6580, 9332)]