2017156860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157837}}^1$

素因数の和:157923

約数の個数: 72

約数和(自身を含む): 6204927456

約数和(自身を除く): 4187770596

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, 157837, 315674, 473511, 631348, 789185, 947022, 1420533, 1578370, 1894044, 2367555, 2841066, 3156740, 4735110, 5682132, 7102665, 9470220, 11206427, 14205330, 22412854, 28410660, 33619281, 44825708, 56032135, 67238562, 100857843, 112064270, 134477124, 168096405, 201715686, 224128540, 336192810, 403431372, 504289215, 672385620, 1008578430, 2017156860]

約数ペア:

[(1, 2017156860), (2, 1008578430), (3, 672385620), (4, 504289215), (5, 403431372), (6, 336192810), (9, 224128540), (10, 201715686), (12, 168096405), (15, 134477124), (18, 112064270), (20, 100857843), (30, 67238562), (36, 56032135), (45, 44825708), (60, 33619281), (71, 28410660), (90, 22412854), (142, 14205330), (180, 11206427), (213, 9470220), (284, 7102665), (355, 5682132), (426, 4735110), (639, 3156740), (710, 2841066), (852, 2367555), (1065, 1894044), (1278, 1578370), (1420, 1420533), (2130, 947022), (2556, 789185), (3195, 631348), (4260, 473511), (6390, 315674), (12780, 157837)]