38812860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3037}}^1$

素因数の和:3123

約数の個数: 72

約数和(自身を含む): 119429856

約数和(自身を除く): 80616996

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, 3037, 3195, 4260, 6074, 6390, 9111, 12148, 12780, 15185, 18222, 27333, 30370, 36444, 45555, 54666, 60740, 91110, 109332, 136665, 182220, 215627, 273330, 431254, 546660, 646881, 862508, 1078135, 1293762, 1940643, 2156270, 2587524, 3234405, 3881286, 4312540, 6468810, 7762572, 9703215, 12937620, 19406430, 38812860]

約数ペア:

[(1, 38812860), (2, 19406430), (3, 12937620), (4, 9703215), (5, 7762572), (6, 6468810), (9, 4312540), (10, 3881286), (12, 3234405), (15, 2587524), (18, 2156270), (20, 1940643), (30, 1293762), (36, 1078135), (45, 862508), (60, 646881), (71, 546660), (90, 431254), (142, 273330), (180, 215627), (213, 182220), (284, 136665), (355, 109332), (426, 91110), (639, 60740), (710, 54666), (852, 45555), (1065, 36444), (1278, 30370), (1420, 27333), (2130, 18222), (2556, 15185), (3037, 12780), (3195, 12148), (4260, 9111), (6074, 6390)]