289453640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{829}}^1$

素因数の和:919

約数の個数: 128

約数和(自身を含む): 788832000

約数和(自身を除く): 499378360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 43, 56, 58, 70, 86, 116, 140, 145, 172, 203, 215, 232, 280, 290, 301, 344, 406, 430, 580, 602, 812, 829, 860, 1015, 1160, 1204, 1247, 1505, 1624, 1658, 1720, 2030, 2408, 2494, 3010, 3316, 4060, 4145, 4988, 5803, 6020, 6235, 6632, 8120, 8290, 8729, 9976, 11606, 12040, 12470, 16580, 17458, 23212, 24041, 24940, 29015, 33160, 34916, 35647, 43645, 46424, 48082, 49880, 58030, 69832, 71294, 87290, 96164, 116060, 120205, 142588, 168287, 174580, 178235, 192328, 232120, 240410, 249529, 285176, 336574, 349160, 356470, 480820, 499058, 673148, 712940, 841435, 961640, 998116, 1033763, 1247645, 1346296, 1425880, 1682870, 1996232, 2067526, 2495290, 3365740, 4135052, 4990580, 5168815, 6731480, 7236341, 8270104, 9981160, 10337630, 14472682, 20675260, 28945364, 36181705, 41350520, 57890728, 72363410, 144726820, 289453640]

約数ペア:

[(1, 289453640), (2, 144726820), (4, 72363410), (5, 57890728), (7, 41350520), (8, 36181705), (10, 28945364), (14, 20675260), (20, 14472682), (28, 10337630), (29, 9981160), (35, 8270104), (40, 7236341), (43, 6731480), (56, 5168815), (58, 4990580), (70, 4135052), (86, 3365740), (116, 2495290), (140, 2067526), (145, 1996232), (172, 1682870), (203, 1425880), (215, 1346296), (232, 1247645), (280, 1033763), (290, 998116), (301, 961640), (344, 841435), (406, 712940), (430, 673148), (580, 499058), (602, 480820), (812, 356470), (829, 349160), (860, 336574), (1015, 285176), (1160, 249529), (1204, 240410), (1247, 232120), (1505, 192328), (1624, 178235), (1658, 174580), (1720, 168287), (2030, 142588), (2408, 120205), (2494, 116060), (3010, 96164), (3316, 87290), (4060, 71294), (4145, 69832), (4988, 58030), (5803, 49880), (6020, 48082), (6235, 46424), (6632, 43645), (8120, 35647), (8290, 34916), (8729, 33160), (9976, 29015), (11606, 24940), (12040, 24041), (12470, 23212), (16580, 17458)]