65671560

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{20269}}^1$

素因数の和:20292

約数の個数: 80

約数和(自身を含む): 220740300

約数和(自身を除く): 155068740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 20269, 40538, 60807, 81076, 101345, 121614, 162152, 182421, 202690, 243228, 304035, 364842, 405380, 486456, 547263, 608070, 729684, 810760, 912105, 1094526, 1216140, 1459368, 1641789, 1824210, 2189052, 2432280, 2736315, 3283578, 3648420, 4378104, 5472630, 6567156, 7296840, 8208945, 10945260, 13134312, 16417890, 21890520, 32835780, 65671560]

約数ペア:

[(1, 65671560), (2, 32835780), (3, 21890520), (4, 16417890), (5, 13134312), (6, 10945260), (8, 8208945), (9, 7296840), (10, 6567156), (12, 5472630), (15, 4378104), (18, 3648420), (20, 3283578), (24, 2736315), (27, 2432280), (30, 2189052), (36, 1824210), (40, 1641789), (45, 1459368), (54, 1216140), (60, 1094526), (72, 912105), (81, 810760), (90, 729684), (108, 608070), (120, 547263), (135, 486456), (162, 405380), (180, 364842), (216, 304035), (270, 243228), (324, 202690), (360, 182421), (405, 162152), (540, 121614), (648, 101345), (810, 81076), (1080, 60807), (1620, 40538), (3240, 20269)]