66380720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1049}}^1$

素因数の和:1182

約数の個数: 80

約数和(自身を含む): 178113600

約数和(自身を除く): 111732880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 113, 140, 226, 280, 452, 560, 565, 791, 904, 1049, 1130, 1582, 1808, 2098, 2260, 3164, 3955, 4196, 4520, 5245, 6328, 7343, 7910, 8392, 9040, 10490, 12656, 14686, 15820, 16784, 20980, 29372, 31640, 36715, 41960, 58744, 63280, 73430, 83920, 117488, 118537, 146860, 237074, 293720, 474148, 587440, 592685, 829759, 948296, 1185370, 1659518, 1896592, 2370740, 3319036, 4148795, 4741480, 6638072, 8297590, 9482960, 13276144, 16595180, 33190360, 66380720]

約数ペア:

[(1, 66380720), (2, 33190360), (4, 16595180), (5, 13276144), (7, 9482960), (8, 8297590), (10, 6638072), (14, 4741480), (16, 4148795), (20, 3319036), (28, 2370740), (35, 1896592), (40, 1659518), (56, 1185370), (70, 948296), (80, 829759), (112, 592685), (113, 587440), (140, 474148), (226, 293720), (280, 237074), (452, 146860), (560, 118537), (565, 117488), (791, 83920), (904, 73430), (1049, 63280), (1130, 58744), (1582, 41960), (1808, 36715), (2098, 31640), (2260, 29372), (3164, 20980), (3955, 16784), (4196, 15820), (4520, 14686), (5245, 12656), (6328, 10490), (7343, 9040), (7910, 8392)]