7146679240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1\times {\mathrm{7757}}^1$

素因数の和:8542

約数の個数: 64

約数和(自身を含む): 16623221760

約数和(自身を除く): 9476542520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 743, 1240, 1486, 2972, 3715, 5944, 7430, 7757, 14860, 15514, 23033, 29720, 31028, 38785, 46066, 62056, 77570, 92132, 115165, 155140, 184264, 230330, 240467, 310280, 460660, 480934, 921320, 961868, 1202335, 1923736, 2404670, 4809340, 5763451, 9618680, 11526902, 23053804, 28817255, 46107608, 57634510, 115269020, 178666981, 230538040, 357333962, 714667924, 893334905, 1429335848, 1786669810, 3573339620, 7146679240]

約数ペア:

[(1, 7146679240), (2, 3573339620), (4, 1786669810), (5, 1429335848), (8, 893334905), (10, 714667924), (20, 357333962), (31, 230538040), (40, 178666981), (62, 115269020), (124, 57634510), (155, 46107608), (248, 28817255), (310, 23053804), (620, 11526902), (743, 9618680), (1240, 5763451), (1486, 4809340), (2972, 2404670), (3715, 1923736), (5944, 1202335), (7430, 961868), (7757, 921320), (14860, 480934), (15514, 460660), (23033, 310280), (29720, 240467), (31028, 230330), (38785, 184264), (46066, 155140), (62056, 115165), (77570, 92132)]