161640270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{14843}}^1$

素因数の和:14878

約数の個数: 72

約数和(自身を含む): 461974968

約数和(自身を除く): 300334698

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, 14843, 29686, 44529, 74215, 89058, 133587, 148430, 163273, 222645, 267174, 326546, 445290, 489819, 667935, 816365, 979638, 1335870, 1469457, 1632730, 1796003, 2449095, 2938914, 3592006, 4898190, 5388009, 7347285, 8980015, 10776018, 14694570, 16164027, 17960030, 26940045, 32328054, 53880090, 80820135, 161640270]

約数ペア:

[(1, 161640270), (2, 80820135), (3, 53880090), (5, 32328054), (6, 26940045), (9, 17960030), (10, 16164027), (11, 14694570), (15, 10776018), (18, 8980015), (22, 7347285), (30, 5388009), (33, 4898190), (45, 3592006), (55, 2938914), (66, 2449095), (90, 1796003), (99, 1632730), (110, 1469457), (121, 1335870), (165, 979638), (198, 816365), (242, 667935), (330, 489819), (363, 445290), (495, 326546), (605, 267174), (726, 222645), (990, 163273), (1089, 148430), (1210, 133587), (1815, 89058), (2178, 74215), (3630, 44529), (5445, 29686), (10890, 14843)]