1738999980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{224677}}^1$

素因数の和:224735

約数の個数: 72

約数和(自身を含む): 5397664272

約数和(自身を除く): 3658664292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 224677, 449354, 674031, 898708, 1123385, 1348062, 2022093, 2246770, 2696124, 3370155, 4044186, 4493540, 6740310, 8088372, 9661111, 10110465, 13480620, 19322222, 20220930, 28983333, 38644444, 40441860, 48305555, 57966666, 86949999, 96611110, 115933332, 144916665, 173899998, 193222220, 289833330, 347799996, 434749995, 579666660, 869499990, 1738999980]

約数ペア:

[(1, 1738999980), (2, 869499990), (3, 579666660), (4, 434749995), (5, 347799996), (6, 289833330), (9, 193222220), (10, 173899998), (12, 144916665), (15, 115933332), (18, 96611110), (20, 86949999), (30, 57966666), (36, 48305555), (43, 40441860), (45, 38644444), (60, 28983333), (86, 20220930), (90, 19322222), (129, 13480620), (172, 10110465), (180, 9661111), (215, 8088372), (258, 6740310), (387, 4493540), (430, 4044186), (516, 3370155), (645, 2696124), (774, 2246770), (860, 2022093), (1290, 1348062), (1548, 1123385), (1935, 898708), (2580, 674031), (3870, 449354), (7740, 224677)]