91242760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1423}}^1$

素因数の和:1670

約数の個数: 64

約数和(自身を含む): 235814400

約数和(自身を除く): 144571640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 916, 1145, 1423, 1603, 1832, 2290, 2846, 3206, 4580, 5692, 6412, 7115, 8015, 9160, 9961, 11384, 12824, 14230, 16030, 19922, 28460, 32060, 39844, 49805, 56920, 64120, 79688, 99610, 199220, 325867, 398440, 651734, 1303468, 1629335, 2281069, 2606936, 3258670, 4562138, 6517340, 9124276, 11405345, 13034680, 18248552, 22810690, 45621380, 91242760]

約数ペア:

[(1, 91242760), (2, 45621380), (4, 22810690), (5, 18248552), (7, 13034680), (8, 11405345), (10, 9124276), (14, 6517340), (20, 4562138), (28, 3258670), (35, 2606936), (40, 2281069), (56, 1629335), (70, 1303468), (140, 651734), (229, 398440), (280, 325867), (458, 199220), (916, 99610), (1145, 79688), (1423, 64120), (1603, 56920), (1832, 49805), (2290, 39844), (2846, 32060), (3206, 28460), (4580, 19922), (5692, 16030), (6412, 14230), (7115, 12824), (8015, 11384), (9160, 9961)]