78665280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{81943}}^1$

素因数の和:81963

約数の個数: 56

約数和(自身を含む): 249765312

約数和(自身を除く): 171100032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 81943, 163886, 245829, 327772, 409715, 491658, 655544, 819430, 983316, 1229145, 1311088, 1638860, 1966632, 2458290, 2622176, 3277720, 3933264, 4916580, 5244352, 6555440, 7866528, 9833160, 13110880, 15733056, 19666320, 26221760, 39332640, 78665280]

約数ペア:

[(1, 78665280), (2, 39332640), (3, 26221760), (4, 19666320), (5, 15733056), (6, 13110880), (8, 9833160), (10, 7866528), (12, 6555440), (15, 5244352), (16, 4916580), (20, 3933264), (24, 3277720), (30, 2622176), (32, 2458290), (40, 1966632), (48, 1638860), (60, 1311088), (64, 1229145), (80, 983316), (96, 819430), (120, 655544), (160, 491658), (192, 409715), (240, 327772), (320, 245829), (480, 163886), (960, 81943)]