12965520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{607}}^1$

素因数の和:712

約数の個数: 80

約数和(自身を含む): 40711680

約数和(自身を除く): 27746160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 445, 534, 607, 712, 890, 1068, 1214, 1335, 1424, 1780, 1821, 2136, 2428, 2670, 3035, 3560, 3642, 4272, 4856, 5340, 6070, 7120, 7284, 9105, 9712, 10680, 12140, 14568, 18210, 21360, 24280, 29136, 36420, 48560, 54023, 72840, 108046, 145680, 162069, 216092, 270115, 324138, 432184, 540230, 648276, 810345, 864368, 1080460, 1296552, 1620690, 2160920, 2593104, 3241380, 4321840, 6482760, 12965520]

約数ペア:

[(1, 12965520), (2, 6482760), (3, 4321840), (4, 3241380), (5, 2593104), (6, 2160920), (8, 1620690), (10, 1296552), (12, 1080460), (15, 864368), (16, 810345), (20, 648276), (24, 540230), (30, 432184), (40, 324138), (48, 270115), (60, 216092), (80, 162069), (89, 145680), (120, 108046), (178, 72840), (240, 54023), (267, 48560), (356, 36420), (445, 29136), (534, 24280), (607, 21360), (712, 18210), (890, 14568), (1068, 12140), (1214, 10680), (1335, 9712), (1424, 9105), (1780, 7284), (1821, 7120), (2136, 6070), (2428, 5340), (2670, 4856), (3035, 4272), (3560, 3642)]