42383320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{661}}^1$

素因数の和:908

約数の個数: 64

約数和(自身を含む): 109627200

約数和(自身を除く): 67243880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 661, 916, 1145, 1322, 1603, 1832, 2290, 2644, 3206, 3305, 4580, 4627, 5288, 6412, 6610, 8015, 9160, 9254, 12824, 13220, 16030, 18508, 23135, 26440, 32060, 37016, 46270, 64120, 92540, 151369, 185080, 302738, 605476, 756845, 1059583, 1210952, 1513690, 2119166, 3027380, 4238332, 5297915, 6054760, 8476664, 10595830, 21191660, 42383320]

約数ペア:

[(1, 42383320), (2, 21191660), (4, 10595830), (5, 8476664), (7, 6054760), (8, 5297915), (10, 4238332), (14, 3027380), (20, 2119166), (28, 1513690), (35, 1210952), (40, 1059583), (56, 756845), (70, 605476), (140, 302738), (229, 185080), (280, 151369), (458, 92540), (661, 64120), (916, 46270), (1145, 37016), (1322, 32060), (1603, 26440), (1832, 23135), (2290, 18508), (2644, 16030), (3206, 13220), (3305, 12824), (4580, 9254), (4627, 9160), (5288, 8015), (6412, 6610)]