151204420

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{1153}}^1$

素因数の和:1324

約数の個数: 48

約数和(自身を含む): 325704960

約数和(自身を除く): 174500540

約数列:

[1, 2, 4, 5, 10, 20, 79, 83, 158, 166, 316, 332, 395, 415, 790, 830, 1153, 1580, 1660, 2306, 4612, 5765, 6557, 11530, 13114, 23060, 26228, 32785, 65570, 91087, 95699, 131140, 182174, 191398, 364348, 382796, 455435, 478495, 910870, 956990, 1821740, 1913980, 7560221, 15120442, 30240884, 37801105, 75602210, 151204420]

約数ペア:

[(1, 151204420), (2, 75602210), (4, 37801105), (5, 30240884), (10, 15120442), (20, 7560221), (79, 1913980), (83, 1821740), (158, 956990), (166, 910870), (316, 478495), (332, 455435), (395, 382796), (415, 364348), (790, 191398), (830, 182174), (1153, 131140), (1580, 95699), (1660, 91087), (2306, 65570), (4612, 32785), (5765, 26228), (6557, 23060), (11530, 13114)]