12738840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1279}}^1$

素因数の和:1376

約数の個数: 64

約数和(自身を含む): 38707200

約数和(自身を除く): 25968360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1279, 1660, 1992, 2490, 2558, 3320, 3837, 4980, 5116, 6395, 7674, 9960, 10232, 12790, 15348, 19185, 25580, 30696, 38370, 51160, 76740, 106157, 153480, 212314, 318471, 424628, 530785, 636942, 849256, 1061570, 1273884, 1592355, 2123140, 2547768, 3184710, 4246280, 6369420, 12738840]

約数ペア:

[(1, 12738840), (2, 6369420), (3, 4246280), (4, 3184710), (5, 2547768), (6, 2123140), (8, 1592355), (10, 1273884), (12, 1061570), (15, 849256), (20, 636942), (24, 530785), (30, 424628), (40, 318471), (60, 212314), (83, 153480), (120, 106157), (166, 76740), (249, 51160), (332, 38370), (415, 30696), (498, 25580), (664, 19185), (830, 15348), (996, 12790), (1245, 10232), (1279, 9960), (1660, 7674), (1992, 6395), (2490, 5116), (2558, 4980), (3320, 3837)]