204744420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{877}}^1\times {\mathrm{1297}}^1$

素因数の和:2189

約数の個数: 72

約数和(自身を含む): 622245624

約数和(自身を除く): 417501204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 877, 1297, 1754, 2594, 2631, 3508, 3891, 4385, 5188, 5262, 6485, 7782, 7893, 8770, 10524, 11673, 12970, 13155, 15564, 15786, 17540, 19455, 23346, 25940, 26310, 31572, 38910, 39465, 46692, 52620, 58365, 77820, 78930, 116730, 157860, 233460, 1137469, 2274938, 3412407, 4549876, 5687345, 6824814, 10237221, 11374690, 13649628, 17062035, 20474442, 22749380, 34124070, 40948884, 51186105, 68248140, 102372210, 204744420]

約数ペア:

[(1, 204744420), (2, 102372210), (3, 68248140), (4, 51186105), (5, 40948884), (6, 34124070), (9, 22749380), (10, 20474442), (12, 17062035), (15, 13649628), (18, 11374690), (20, 10237221), (30, 6824814), (36, 5687345), (45, 4549876), (60, 3412407), (90, 2274938), (180, 1137469), (877, 233460), (1297, 157860), (1754, 116730), (2594, 78930), (2631, 77820), (3508, 58365), (3891, 52620), (4385, 46692), (5188, 39465), (5262, 38910), (6485, 31572), (7782, 26310), (7893, 25940), (8770, 23346), (10524, 19455), (11673, 17540), (12970, 15786), (13155, 15564)]