1308471660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{42019}}^1$

素因数の和:42207

約数の個数: 72

約数和(自身を含む): 3992068080

約数和(自身を除く): 2683596420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2595, 3114, 3460, 5190, 6228, 7785, 10380, 15570, 31140, 42019, 84038, 126057, 168076, 210095, 252114, 378171, 420190, 504228, 630285, 756342, 840380, 1260570, 1512684, 1890855, 2521140, 3781710, 7269287, 7563420, 14538574, 21807861, 29077148, 36346435, 43615722, 65423583, 72692870, 87231444, 109039305, 130847166, 145385740, 218078610, 261694332, 327117915, 436157220, 654235830, 1308471660]

約数ペア:

[(1, 1308471660), (2, 654235830), (3, 436157220), (4, 327117915), (5, 261694332), (6, 218078610), (9, 145385740), (10, 130847166), (12, 109039305), (15, 87231444), (18, 72692870), (20, 65423583), (30, 43615722), (36, 36346435), (45, 29077148), (60, 21807861), (90, 14538574), (173, 7563420), (180, 7269287), (346, 3781710), (519, 2521140), (692, 1890855), (865, 1512684), (1038, 1260570), (1557, 840380), (1730, 756342), (2076, 630285), (2595, 504228), (3114, 420190), (3460, 378171), (5190, 252114), (6228, 210095), (7785, 168076), (10380, 126057), (15570, 84038), (31140, 42019)]