68604760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2753}}^1$

素因数の和:2860

約数の個数: 64

約数和(自身を含む): 178459200

約数和(自身を除く): 109854440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2492, 2753, 3115, 3560, 4984, 5506, 6230, 11012, 12460, 13765, 19271, 22024, 24920, 27530, 38542, 55060, 77084, 96355, 110120, 154168, 192710, 245017, 385420, 490034, 770840, 980068, 1225085, 1715119, 1960136, 2450170, 3430238, 4900340, 6860476, 8575595, 9800680, 13720952, 17151190, 34302380, 68604760]

約数ペア:

[(1, 68604760), (2, 34302380), (4, 17151190), (5, 13720952), (7, 9800680), (8, 8575595), (10, 6860476), (14, 4900340), (20, 3430238), (28, 2450170), (35, 1960136), (40, 1715119), (56, 1225085), (70, 980068), (89, 770840), (140, 490034), (178, 385420), (280, 245017), (356, 192710), (445, 154168), (623, 110120), (712, 96355), (890, 77084), (1246, 55060), (1780, 38542), (2492, 27530), (2753, 24920), (3115, 22024), (3560, 19271), (4984, 13765), (5506, 12460), (6230, 11012)]