71302860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2213}}^1$

素因数の和:2407

約数の個数: 72

約数和(自身を含む): 217591920

約数和(自身を除く): 146289060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 179, 180, 358, 537, 716, 895, 1074, 1611, 1790, 2148, 2213, 2685, 3222, 3580, 4426, 5370, 6444, 6639, 8055, 8852, 10740, 11065, 13278, 16110, 19917, 22130, 26556, 32220, 33195, 39834, 44260, 66390, 79668, 99585, 132780, 199170, 396127, 398340, 792254, 1188381, 1584508, 1980635, 2376762, 3565143, 3961270, 4753524, 5941905, 7130286, 7922540, 11883810, 14260572, 17825715, 23767620, 35651430, 71302860]

約数ペア:

[(1, 71302860), (2, 35651430), (3, 23767620), (4, 17825715), (5, 14260572), (6, 11883810), (9, 7922540), (10, 7130286), (12, 5941905), (15, 4753524), (18, 3961270), (20, 3565143), (30, 2376762), (36, 1980635), (45, 1584508), (60, 1188381), (90, 792254), (179, 398340), (180, 396127), (358, 199170), (537, 132780), (716, 99585), (895, 79668), (1074, 66390), (1611, 44260), (1790, 39834), (2148, 33195), (2213, 32220), (2685, 26556), (3222, 22130), (3580, 19917), (4426, 16110), (5370, 13278), (6444, 11065), (6639, 10740), (8055, 8852)]