8120700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{1289}}^1$

素因数の和:1316

約数の個数: 108

約数和(自身を含む): 29112720

約数和(自身を除く): 20992020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1289, 1575, 2100, 2578, 3150, 3867, 5156, 6300, 6445, 7734, 9023, 11601, 12890, 15468, 18046, 19335, 23202, 25780, 27069, 32225, 36092, 38670, 45115, 46404, 54138, 58005, 64450, 77340, 81207, 90230, 96675, 108276, 116010, 128900, 135345, 162414, 180460, 193350, 225575, 232020, 270690, 290025, 324828, 386700, 406035, 451150, 541380, 580050, 676725, 812070, 902300, 1160100, 1353450, 1624140, 2030175, 2706900, 4060350, 8120700]

約数ペア:

[(1, 8120700), (2, 4060350), (3, 2706900), (4, 2030175), (5, 1624140), (6, 1353450), (7, 1160100), (9, 902300), (10, 812070), (12, 676725), (14, 580050), (15, 541380), (18, 451150), (20, 406035), (21, 386700), (25, 324828), (28, 290025), (30, 270690), (35, 232020), (36, 225575), (42, 193350), (45, 180460), (50, 162414), (60, 135345), (63, 128900), (70, 116010), (75, 108276), (84, 96675), (90, 90230), (100, 81207), (105, 77340), (126, 64450), (140, 58005), (150, 54138), (175, 46404), (180, 45115), (210, 38670), (225, 36092), (252, 32225), (300, 27069), (315, 25780), (350, 23202), (420, 19335), (450, 18046), (525, 15468), (630, 12890), (700, 11601), (900, 9023), (1050, 7734), (1260, 6445), (1289, 6300), (1575, 5156), (2100, 3867), (2578, 3150)]