78217140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{19457}}^1$

素因数の和:19536

約数の個数: 48

約数和(自身を含む): 222288192

約数和(自身を除く): 144071052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 19457, 38914, 58371, 77828, 97285, 116742, 194570, 233484, 291855, 389140, 583710, 1167420, 1303619, 2607238, 3910857, 5214476, 6518095, 7821714, 13036190, 15643428, 19554285, 26072380, 39108570, 78217140]

約数ペア:

[(1, 78217140), (2, 39108570), (3, 26072380), (4, 19554285), (5, 15643428), (6, 13036190), (10, 7821714), (12, 6518095), (15, 5214476), (20, 3910857), (30, 2607238), (60, 1303619), (67, 1167420), (134, 583710), (201, 389140), (268, 291855), (335, 233484), (402, 194570), (670, 116742), (804, 97285), (1005, 77828), (1340, 58371), (2010, 38914), (4020, 19457)]