15568120

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 36744480

約数和(自身を除く): 21176360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 67, 74, 134, 148, 157, 185, 268, 296, 314, 335, 370, 536, 628, 670, 740, 785, 1256, 1340, 1480, 1570, 2479, 2680, 3140, 4958, 5809, 6280, 9916, 10519, 11618, 12395, 19832, 21038, 23236, 24790, 29045, 42076, 46472, 49580, 52595, 58090, 84152, 99160, 105190, 116180, 210380, 232360, 389203, 420760, 778406, 1556812, 1946015, 3113624, 3892030, 7784060, 15568120]

約数ペア:

[(1, 15568120), (2, 7784060), (4, 3892030), (5, 3113624), (8, 1946015), (10, 1556812), (20, 778406), (37, 420760), (40, 389203), (67, 232360), (74, 210380), (134, 116180), (148, 105190), (157, 99160), (185, 84152), (268, 58090), (296, 52595), (314, 49580), (335, 46472), (370, 42076), (536, 29045), (628, 24790), (670, 23236), (740, 21038), (785, 19832), (1256, 12395), (1340, 11618), (1480, 10519), (1570, 9916), (2479, 6280), (2680, 5809), (3140, 4958)]