248972680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{1493}}^1$

素因数の和:1894

約数の個数: 64

約数和(自身を含む): 613137600

約数和(自身を除く): 364164920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 379, 440, 758, 1493, 1516, 1895, 2986, 3032, 3790, 4169, 5972, 7465, 7580, 8338, 11944, 14930, 15160, 16423, 16676, 20845, 29860, 32846, 33352, 41690, 59720, 65692, 82115, 83380, 131384, 164230, 166760, 328460, 565847, 656920, 1131694, 2263388, 2829235, 4526776, 5658470, 6224317, 11316940, 12448634, 22633880, 24897268, 31121585, 49794536, 62243170, 124486340, 248972680]

約数ペア:

[(1, 248972680), (2, 124486340), (4, 62243170), (5, 49794536), (8, 31121585), (10, 24897268), (11, 22633880), (20, 12448634), (22, 11316940), (40, 6224317), (44, 5658470), (55, 4526776), (88, 2829235), (110, 2263388), (220, 1131694), (379, 656920), (440, 565847), (758, 328460), (1493, 166760), (1516, 164230), (1895, 131384), (2986, 83380), (3032, 82115), (3790, 65692), (4169, 59720), (5972, 41690), (7465, 33352), (7580, 32846), (8338, 29860), (11944, 20845), (14930, 16676), (15160, 16423)]