84766640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{661}}^1$

素因数の和:910

約数の個数: 80

約数和(自身を含む): 226562880

約数和(自身を除く): 141796240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 229, 280, 458, 560, 661, 916, 1145, 1322, 1603, 1832, 2290, 2644, 3206, 3305, 3664, 4580, 4627, 5288, 6412, 6610, 8015, 9160, 9254, 10576, 12824, 13220, 16030, 18320, 18508, 23135, 25648, 26440, 32060, 37016, 46270, 52880, 64120, 74032, 92540, 128240, 151369, 185080, 302738, 370160, 605476, 756845, 1059583, 1210952, 1513690, 2119166, 2421904, 3027380, 4238332, 5297915, 6054760, 8476664, 10595830, 12109520, 16953328, 21191660, 42383320, 84766640]

約数ペア:

[(1, 84766640), (2, 42383320), (4, 21191660), (5, 16953328), (7, 12109520), (8, 10595830), (10, 8476664), (14, 6054760), (16, 5297915), (20, 4238332), (28, 3027380), (35, 2421904), (40, 2119166), (56, 1513690), (70, 1210952), (80, 1059583), (112, 756845), (140, 605476), (229, 370160), (280, 302738), (458, 185080), (560, 151369), (661, 128240), (916, 92540), (1145, 74032), (1322, 64120), (1603, 52880), (1832, 46270), (2290, 37016), (2644, 32060), (3206, 26440), (3305, 25648), (3664, 23135), (4580, 18508), (4627, 18320), (5288, 16030), (6412, 13220), (6610, 12824), (8015, 10576), (9160, 9254)]