80948880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{112429}}^1$

素因数の和:112448

約数の個数: 60

約数和(自身を含む): 271855740

約数和(自身を除く): 190906860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 112429, 224858, 337287, 449716, 562145, 674574, 899432, 1011861, 1124290, 1349148, 1686435, 1798864, 2023722, 2248580, 2698296, 3372870, 4047444, 4497160, 5059305, 5396592, 6745740, 8094888, 8994320, 10118610, 13491480, 16189776, 20237220, 26982960, 40474440, 80948880]

約数ペア:

[(1, 80948880), (2, 40474440), (3, 26982960), (4, 20237220), (5, 16189776), (6, 13491480), (8, 10118610), (9, 8994320), (10, 8094888), (12, 6745740), (15, 5396592), (16, 5059305), (18, 4497160), (20, 4047444), (24, 3372870), (30, 2698296), (36, 2248580), (40, 2023722), (45, 1798864), (48, 1686435), (60, 1349148), (72, 1124290), (80, 1011861), (90, 899432), (120, 674574), (144, 562145), (180, 449716), (240, 337287), (360, 224858), (720, 112429)]