271506280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{1543}}^1$

素因数の和:1690

約数の個数: 64

約数和(自身を含む): 630322560

約数和(自身を除く): 358816280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 83, 106, 166, 212, 265, 332, 415, 424, 530, 664, 830, 1060, 1543, 1660, 2120, 3086, 3320, 4399, 6172, 7715, 8798, 12344, 15430, 17596, 21995, 30860, 35192, 43990, 61720, 81779, 87980, 128069, 163558, 175960, 256138, 327116, 408895, 512276, 640345, 654232, 817790, 1024552, 1280690, 1635580, 2561380, 3271160, 5122760, 6787657, 13575314, 27150628, 33938285, 54301256, 67876570, 135753140, 271506280]

約数ペア:

[(1, 271506280), (2, 135753140), (4, 67876570), (5, 54301256), (8, 33938285), (10, 27150628), (20, 13575314), (40, 6787657), (53, 5122760), (83, 3271160), (106, 2561380), (166, 1635580), (212, 1280690), (265, 1024552), (332, 817790), (415, 654232), (424, 640345), (530, 512276), (664, 408895), (830, 327116), (1060, 256138), (1543, 175960), (1660, 163558), (2120, 128069), (3086, 87980), (3320, 81779), (4399, 61720), (6172, 43990), (7715, 35192), (8798, 30860), (12344, 21995), (15430, 17596)]