89176640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{971}}^1$

素因数の和:1036

約数の個数: 112

約数和(自身を含む): 248863104

約数和(自身を除く): 159686464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 140, 160, 164, 205, 224, 280, 287, 320, 328, 410, 448, 560, 574, 656, 820, 971, 1120, 1148, 1312, 1435, 1640, 1942, 2240, 2296, 2624, 2870, 3280, 3884, 4592, 4855, 5740, 6560, 6797, 7768, 9184, 9710, 11480, 13120, 13594, 15536, 18368, 19420, 22960, 27188, 31072, 33985, 38840, 39811, 45920, 54376, 62144, 67970, 77680, 79622, 91840, 108752, 135940, 155360, 159244, 199055, 217504, 271880, 278677, 310720, 318488, 398110, 435008, 543760, 557354, 636976, 796220, 1087520, 1114708, 1273952, 1393385, 1592440, 2175040, 2229416, 2547904, 2786770, 3184880, 4458832, 5573540, 6369760, 8917664, 11147080, 12739520, 17835328, 22294160, 44588320, 89176640]

約数ペア:

[(1, 89176640), (2, 44588320), (4, 22294160), (5, 17835328), (7, 12739520), (8, 11147080), (10, 8917664), (14, 6369760), (16, 5573540), (20, 4458832), (28, 3184880), (32, 2786770), (35, 2547904), (40, 2229416), (41, 2175040), (56, 1592440), (64, 1393385), (70, 1273952), (80, 1114708), (82, 1087520), (112, 796220), (140, 636976), (160, 557354), (164, 543760), (205, 435008), (224, 398110), (280, 318488), (287, 310720), (320, 278677), (328, 271880), (410, 217504), (448, 199055), (560, 159244), (574, 155360), (656, 135940), (820, 108752), (971, 91840), (1120, 79622), (1148, 77680), (1312, 67970), (1435, 62144), (1640, 54376), (1942, 45920), (2240, 39811), (2296, 38840), (2624, 33985), (2870, 31072), (3280, 27188), (3884, 22960), (4592, 19420), (4855, 18368), (5740, 15536), (6560, 13594), (6797, 13120), (7768, 11480), (9184, 9710)]