252171880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{6997}}^1$

素因数の和:7078

約数の個数: 64

約数和(自身を含む): 612185040

約数和(自身を除く): 360013160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 530, 680, 901, 1060, 1802, 2120, 3604, 4505, 6997, 7208, 9010, 13994, 18020, 27988, 34985, 36040, 55976, 69970, 118949, 139940, 237898, 279880, 370841, 475796, 594745, 741682, 951592, 1189490, 1483364, 1854205, 2378980, 2966728, 3708410, 4757960, 6304297, 7416820, 12608594, 14833640, 25217188, 31521485, 50434376, 63042970, 126085940, 252171880]

約数ペア:

[(1, 252171880), (2, 126085940), (4, 63042970), (5, 50434376), (8, 31521485), (10, 25217188), (17, 14833640), (20, 12608594), (34, 7416820), (40, 6304297), (53, 4757960), (68, 3708410), (85, 2966728), (106, 2378980), (136, 1854205), (170, 1483364), (212, 1189490), (265, 951592), (340, 741682), (424, 594745), (530, 475796), (680, 370841), (901, 279880), (1060, 237898), (1802, 139940), (2120, 118949), (3604, 69970), (4505, 55976), (6997, 36040), (7208, 34985), (9010, 27988), (13994, 18020)]