1388457990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{34513}}^1$

素因数の和:34678

約数の個数: 64

約数和(自身を含む): 3727512000

約数和(自身を除く): 2339054010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 149, 270, 298, 447, 745, 894, 1341, 1490, 2235, 2682, 4023, 4470, 6705, 8046, 13410, 20115, 34513, 40230, 69026, 103539, 172565, 207078, 310617, 345130, 517695, 621234, 931851, 1035390, 1553085, 1863702, 3106170, 4659255, 5142437, 9318510, 10284874, 15427311, 25712185, 30854622, 46281933, 51424370, 77136555, 92563866, 138845799, 154273110, 231409665, 277691598, 462819330, 694228995, 1388457990]

約数ペア:

[(1, 1388457990), (2, 694228995), (3, 462819330), (5, 277691598), (6, 231409665), (9, 154273110), (10, 138845799), (15, 92563866), (18, 77136555), (27, 51424370), (30, 46281933), (45, 30854622), (54, 25712185), (90, 15427311), (135, 10284874), (149, 9318510), (270, 5142437), (298, 4659255), (447, 3106170), (745, 1863702), (894, 1553085), (1341, 1035390), (1490, 931851), (2235, 621234), (2682, 517695), (4023, 345130), (4470, 310617), (6705, 207078), (8046, 172565), (13410, 103539), (20115, 69026), (34513, 40230)]