816571380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2729}}^1\times {\mathrm{4987}}^1$

素因数の和:7728

約数の個数: 48

約数和(自身を含む): 2287696320

約数和(自身を除く): 1471124940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2729, 4987, 5458, 8187, 9974, 10916, 13645, 14961, 16374, 19948, 24935, 27290, 29922, 32748, 40935, 49870, 54580, 59844, 74805, 81870, 99740, 149610, 163740, 299220, 13609523, 27219046, 40828569, 54438092, 68047615, 81657138, 136095230, 163314276, 204142845, 272190460, 408285690, 816571380]

約数ペア:

[(1, 816571380), (2, 408285690), (3, 272190460), (4, 204142845), (5, 163314276), (6, 136095230), (10, 81657138), (12, 68047615), (15, 54438092), (20, 40828569), (30, 27219046), (60, 13609523), (2729, 299220), (4987, 163740), (5458, 149610), (8187, 99740), (9974, 81870), (10916, 74805), (13645, 59844), (14961, 54580), (16374, 49870), (19948, 40935), (24935, 32748), (27290, 29922)]