201042180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15731}}^1$

素因数の和:15817

約数の個数: 72

約数和(自身を含む): 618456384

約数和(自身を除く): 417414204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 15731, 31462, 47193, 62924, 78655, 94386, 141579, 157310, 188772, 235965, 283158, 314620, 471930, 566316, 707895, 943860, 1116901, 1415790, 2233802, 2831580, 3350703, 4467604, 5584505, 6701406, 10052109, 11169010, 13402812, 16753515, 20104218, 22338020, 33507030, 40208436, 50260545, 67014060, 100521090, 201042180]

約数ペア:

[(1, 201042180), (2, 100521090), (3, 67014060), (4, 50260545), (5, 40208436), (6, 33507030), (9, 22338020), (10, 20104218), (12, 16753515), (15, 13402812), (18, 11169010), (20, 10052109), (30, 6701406), (36, 5584505), (45, 4467604), (60, 3350703), (71, 2831580), (90, 2233802), (142, 1415790), (180, 1116901), (213, 943860), (284, 707895), (355, 566316), (426, 471930), (639, 314620), (710, 283158), (852, 235965), (1065, 188772), (1278, 157310), (1420, 141579), (2130, 94386), (2556, 78655), (3195, 62924), (4260, 47193), (6390, 31462), (12780, 15731)]