78880440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{9811}}^1$

素因数の和:9892

約数の個数: 64

約数和(自身を含む): 240197760

約数和(自身を除く): 161317320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 268, 335, 402, 536, 670, 804, 1005, 1340, 1608, 2010, 2680, 4020, 8040, 9811, 19622, 29433, 39244, 49055, 58866, 78488, 98110, 117732, 147165, 196220, 235464, 294330, 392440, 588660, 657337, 1177320, 1314674, 1972011, 2629348, 3286685, 3944022, 5258696, 6573370, 7888044, 9860055, 13146740, 15776088, 19720110, 26293480, 39440220, 78880440]

約数ペア:

[(1, 78880440), (2, 39440220), (3, 26293480), (4, 19720110), (5, 15776088), (6, 13146740), (8, 9860055), (10, 7888044), (12, 6573370), (15, 5258696), (20, 3944022), (24, 3286685), (30, 2629348), (40, 1972011), (60, 1314674), (67, 1177320), (120, 657337), (134, 588660), (201, 392440), (268, 294330), (335, 235464), (402, 196220), (536, 147165), (670, 117732), (804, 98110), (1005, 78488), (1340, 58866), (1608, 49055), (2010, 39244), (2680, 29433), (4020, 19622), (8040, 9811)]