68778560

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^2\times {\mathrm{157}}^1$

素因数の和:248

約数の個数: 84

約数和(自身を含む): 169397172

約数和(自身を除く): 100618612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 157, 160, 185, 296, 314, 320, 370, 592, 628, 740, 785, 1184, 1256, 1369, 1480, 1570, 2368, 2512, 2738, 2960, 3140, 5024, 5476, 5809, 5920, 6280, 6845, 10048, 10952, 11618, 11840, 12560, 13690, 21904, 23236, 25120, 27380, 29045, 43808, 46472, 50240, 54760, 58090, 87616, 92944, 109520, 116180, 185888, 214933, 219040, 232360, 371776, 429866, 438080, 464720, 859732, 929440, 1074665, 1719464, 1858880, 2149330, 3438928, 4298660, 6877856, 8597320, 13755712, 17194640, 34389280, 68778560]

約数ペア:

[(1, 68778560), (2, 34389280), (4, 17194640), (5, 13755712), (8, 8597320), (10, 6877856), (16, 4298660), (20, 3438928), (32, 2149330), (37, 1858880), (40, 1719464), (64, 1074665), (74, 929440), (80, 859732), (148, 464720), (157, 438080), (160, 429866), (185, 371776), (296, 232360), (314, 219040), (320, 214933), (370, 185888), (592, 116180), (628, 109520), (740, 92944), (785, 87616), (1184, 58090), (1256, 54760), (1369, 50240), (1480, 46472), (1570, 43808), (2368, 29045), (2512, 27380), (2738, 25120), (2960, 23236), (3140, 21904), (5024, 13690), (5476, 12560), (5809, 11840), (5920, 11618), (6280, 10952), (6845, 10048)]