83278020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{198281}}^1$

素因数の和:198300

約数の個数: 48

約数和(自身を含む): 266491008

約数和(自身を除く): 183212988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 198281, 396562, 594843, 793124, 991405, 1189686, 1387967, 1982810, 2379372, 2775934, 2974215, 3965620, 4163901, 5551868, 5948430, 6939835, 8327802, 11896860, 13879670, 16655604, 20819505, 27759340, 41639010, 83278020]

約数ペア:

[(1, 83278020), (2, 41639010), (3, 27759340), (4, 20819505), (5, 16655604), (6, 13879670), (7, 11896860), (10, 8327802), (12, 6939835), (14, 5948430), (15, 5551868), (20, 4163901), (21, 3965620), (28, 2974215), (30, 2775934), (35, 2379372), (42, 1982810), (60, 1387967), (70, 1189686), (84, 991405), (105, 793124), (140, 594843), (210, 396562), (420, 198281)]