169612720

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 406581120

約数和(自身を除く): 236968400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 109, 212, 218, 265, 367, 424, 436, 530, 545, 734, 848, 872, 1060, 1090, 1468, 1744, 1835, 2120, 2180, 2936, 3670, 4240, 4360, 5777, 5872, 7340, 8720, 11554, 14680, 19451, 23108, 28885, 29360, 38902, 40003, 46216, 57770, 77804, 80006, 92432, 97255, 115540, 155608, 160012, 194510, 200015, 231080, 311216, 320024, 389020, 400030, 462160, 640048, 778040, 800060, 1556080, 1600120, 2120159, 3200240, 4240318, 8480636, 10600795, 16961272, 21201590, 33922544, 42403180, 84806360, 169612720]

約数ペア:

[(1, 169612720), (2, 84806360), (4, 42403180), (5, 33922544), (8, 21201590), (10, 16961272), (16, 10600795), (20, 8480636), (40, 4240318), (53, 3200240), (80, 2120159), (106, 1600120), (109, 1556080), (212, 800060), (218, 778040), (265, 640048), (367, 462160), (424, 400030), (436, 389020), (530, 320024), (545, 311216), (734, 231080), (848, 200015), (872, 194510), (1060, 160012), (1090, 155608), (1468, 115540), (1744, 97255), (1835, 92432), (2120, 80006), (2180, 77804), (2936, 57770), (3670, 46216), (4240, 40003), (4360, 38902), (5777, 29360), (5872, 28885), (7340, 23108), (8720, 19451), (11554, 14680)]