66591420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{158551}}^1$

素因数の和:158570

約数の個数: 48

約数和(自身を含む): 213093888

約数和(自身を除く): 146502468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 158551, 317102, 475653, 634204, 792755, 951306, 1109857, 1585510, 1902612, 2219714, 2378265, 3171020, 3329571, 4439428, 4756530, 5549285, 6659142, 9513060, 11098570, 13318284, 16647855, 22197140, 33295710, 66591420]

約数ペア:

[(1, 66591420), (2, 33295710), (3, 22197140), (4, 16647855), (5, 13318284), (6, 11098570), (7, 9513060), (10, 6659142), (12, 5549285), (14, 4756530), (15, 4439428), (20, 3329571), (21, 3171020), (28, 2378265), (30, 2219714), (35, 1902612), (42, 1585510), (60, 1109857), (70, 951306), (84, 792755), (105, 634204), (140, 475653), (210, 317102), (420, 158551)]