513480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 1684800

約数和(自身を除く): 1171320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 389, 440, 660, 778, 1167, 1320, 1556, 1945, 2334, 3112, 3890, 4279, 4668, 5835, 7780, 8558, 9336, 11670, 12837, 15560, 17116, 21395, 23340, 25674, 34232, 42790, 46680, 51348, 64185, 85580, 102696, 128370, 171160, 256740, 513480]

約数ペア:

[(1, 513480), (2, 256740), (3, 171160), (4, 128370), (5, 102696), (6, 85580), (8, 64185), (10, 51348), (11, 46680), (12, 42790), (15, 34232), (20, 25674), (22, 23340), (24, 21395), (30, 17116), (33, 15560), (40, 12837), (44, 11670), (55, 9336), (60, 8558), (66, 7780), (88, 5835), (110, 4668), (120, 4279), (132, 3890), (165, 3112), (220, 2334), (264, 1945), (330, 1556), (389, 1320), (440, 1167), (660, 778)]