221086760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{1193}}^1$

素因数の和:1358

約数の個数: 64

約数和(自身を含む): 514518480

約数和(自身を除く): 293431720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 113, 164, 205, 226, 328, 410, 452, 565, 820, 904, 1130, 1193, 1640, 2260, 2386, 4520, 4633, 4772, 5965, 9266, 9544, 11930, 18532, 23165, 23860, 37064, 46330, 47720, 48913, 92660, 97826, 134809, 185320, 195652, 244565, 269618, 391304, 489130, 539236, 674045, 978260, 1078472, 1348090, 1956520, 2696180, 5392360, 5527169, 11054338, 22108676, 27635845, 44217352, 55271690, 110543380, 221086760]

約数ペア:

[(1, 221086760), (2, 110543380), (4, 55271690), (5, 44217352), (8, 27635845), (10, 22108676), (20, 11054338), (40, 5527169), (41, 5392360), (82, 2696180), (113, 1956520), (164, 1348090), (205, 1078472), (226, 978260), (328, 674045), (410, 539236), (452, 489130), (565, 391304), (820, 269618), (904, 244565), (1130, 195652), (1193, 185320), (1640, 134809), (2260, 97826), (2386, 92660), (4520, 48913), (4633, 47720), (4772, 46330), (5965, 37064), (9266, 23860), (9544, 23165), (11930, 18532)]