888939810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{81629}}^1$

素因数の和:81664

約数の個数: 72

約数和(自身を含む): 2540488860

約数和(自身を除く): 1651549050

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 2178, 3630, 5445, 10890, 81629, 163258, 244887, 408145, 489774, 734661, 816290, 897919, 1224435, 1469322, 1795838, 2448870, 2693757, 3673305, 4489595, 5387514, 7346610, 8081271, 8979190, 9877109, 13468785, 16162542, 19754218, 26937570, 29631327, 40406355, 49385545, 59262654, 80812710, 88893981, 98771090, 148156635, 177787962, 296313270, 444469905, 888939810]

約数ペア:

[(1, 888939810), (2, 444469905), (3, 296313270), (5, 177787962), (6, 148156635), (9, 98771090), (10, 88893981), (11, 80812710), (15, 59262654), (18, 49385545), (22, 40406355), (30, 29631327), (33, 26937570), (45, 19754218), (55, 16162542), (66, 13468785), (90, 9877109), (99, 8979190), (110, 8081271), (121, 7346610), (165, 5387514), (198, 4489595), (242, 3673305), (330, 2693757), (363, 2448870), (495, 1795838), (605, 1469322), (726, 1224435), (990, 897919), (1089, 816290), (1210, 734661), (1815, 489774), (2178, 408145), (3630, 244887), (5445, 163258), (10890, 81629)]