61437720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7211}}^1$

素因数の和:7296

約数の個数: 64

約数和(自身を含む): 186935040

約数和(自身を除く): 125497320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 7211, 8520, 14422, 21633, 28844, 36055, 43266, 57688, 72110, 86532, 108165, 144220, 173064, 216330, 288440, 432660, 511981, 865320, 1023962, 1535943, 2047924, 2559905, 3071886, 4095848, 5119810, 6143772, 7679715, 10239620, 12287544, 15359430, 20479240, 30718860, 61437720]

約数ペア:

[(1, 61437720), (2, 30718860), (3, 20479240), (4, 15359430), (5, 12287544), (6, 10239620), (8, 7679715), (10, 6143772), (12, 5119810), (15, 4095848), (20, 3071886), (24, 2559905), (30, 2047924), (40, 1535943), (60, 1023962), (71, 865320), (120, 511981), (142, 432660), (213, 288440), (284, 216330), (355, 173064), (426, 144220), (568, 108165), (710, 86532), (852, 72110), (1065, 57688), (1420, 43266), (1704, 36055), (2130, 28844), (2840, 21633), (4260, 14422), (7211, 8520)]