255806640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{118429}}^1$

素因数の和:118451

約数の個数: 80

約数和(自身を含む): 881119200

約数和(自身を除く): 625312560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 118429, 236858, 355287, 473716, 592145, 710574, 947432, 1065861, 1184290, 1421148, 1776435, 1894864, 2131722, 2368580, 2842296, 3197583, 3552870, 4263444, 4737160, 5329305, 5684592, 6395166, 7105740, 8526888, 9474320, 10658610, 12790332, 14211480, 15987915, 17053776, 21317220, 25580664, 28422960, 31975830, 42634440, 51161328, 63951660, 85268880, 127903320, 255806640]

約数ペア:

[(1, 255806640), (2, 127903320), (3, 85268880), (4, 63951660), (5, 51161328), (6, 42634440), (8, 31975830), (9, 28422960), (10, 25580664), (12, 21317220), (15, 17053776), (16, 15987915), (18, 14211480), (20, 12790332), (24, 10658610), (27, 9474320), (30, 8526888), (36, 7105740), (40, 6395166), (45, 5684592), (48, 5329305), (54, 4737160), (60, 4263444), (72, 3552870), (80, 3197583), (90, 2842296), (108, 2368580), (120, 2131722), (135, 1894864), (144, 1776435), (180, 1421148), (216, 1184290), (240, 1065861), (270, 947432), (360, 710574), (432, 592145), (540, 473716), (720, 355287), (1080, 236858), (2160, 118429)]