155955680

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^2\times {\mathrm{347}}^1$

素因数の和:468

約数の個数: 72

約数和(自身を含む): 376610472

約数和(自身を除く): 220654792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 347, 424, 530, 694, 848, 1060, 1388, 1696, 1735, 2120, 2776, 2809, 3470, 4240, 5552, 5618, 6940, 8480, 11104, 11236, 13880, 14045, 18391, 22472, 27760, 28090, 36782, 44944, 55520, 56180, 73564, 89888, 91955, 112360, 147128, 183910, 224720, 294256, 367820, 449440, 588512, 735640, 974723, 1471280, 1949446, 2942560, 3898892, 4873615, 7797784, 9747230, 15595568, 19494460, 31191136, 38988920, 77977840, 155955680]

約数ペア:

[(1, 155955680), (2, 77977840), (4, 38988920), (5, 31191136), (8, 19494460), (10, 15595568), (16, 9747230), (20, 7797784), (32, 4873615), (40, 3898892), (53, 2942560), (80, 1949446), (106, 1471280), (160, 974723), (212, 735640), (265, 588512), (347, 449440), (424, 367820), (530, 294256), (694, 224720), (848, 183910), (1060, 147128), (1388, 112360), (1696, 91955), (1735, 89888), (2120, 73564), (2776, 56180), (2809, 55520), (3470, 44944), (4240, 36782), (5552, 28090), (5618, 27760), (6940, 22472), (8480, 18391), (11104, 14045), (11236, 13880)]