1425160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 3628800

約数和(自身を除く): 2203640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 79, 82, 88, 110, 158, 164, 205, 220, 316, 328, 395, 410, 440, 451, 632, 790, 820, 869, 902, 1580, 1640, 1738, 1804, 2255, 3160, 3239, 3476, 3608, 4345, 4510, 6478, 6952, 8690, 9020, 12956, 16195, 17380, 18040, 25912, 32390, 34760, 35629, 64780, 71258, 129560, 142516, 178145, 285032, 356290, 712580, 1425160]

約数ペア:

[(1, 1425160), (2, 712580), (4, 356290), (5, 285032), (8, 178145), (10, 142516), (11, 129560), (20, 71258), (22, 64780), (40, 35629), (41, 34760), (44, 32390), (55, 25912), (79, 18040), (82, 17380), (88, 16195), (110, 12956), (158, 9020), (164, 8690), (205, 6952), (220, 6478), (316, 4510), (328, 4345), (395, 3608), (410, 3476), (440, 3239), (451, 3160), (632, 2255), (790, 1804), (820, 1738), (869, 1640), (902, 1580)]