172347660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{9871}}^1$

素因数の和:9983

約数の個数: 72

約数和(自身を含む): 528230976

約数和(自身を除く): 355883316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4365, 5820, 8730, 9871, 17460, 19742, 29613, 39484, 49355, 59226, 88839, 98710, 118452, 148065, 177678, 197420, 296130, 355356, 444195, 592260, 888390, 957487, 1776780, 1914974, 2872461, 3829948, 4787435, 5744922, 8617383, 9574870, 11489844, 14362305, 17234766, 19149740, 28724610, 34469532, 43086915, 57449220, 86173830, 172347660]

約数ペア:

[(1, 172347660), (2, 86173830), (3, 57449220), (4, 43086915), (5, 34469532), (6, 28724610), (9, 19149740), (10, 17234766), (12, 14362305), (15, 11489844), (18, 9574870), (20, 8617383), (30, 5744922), (36, 4787435), (45, 3829948), (60, 2872461), (90, 1914974), (97, 1776780), (180, 957487), (194, 888390), (291, 592260), (388, 444195), (485, 355356), (582, 296130), (873, 197420), (970, 177678), (1164, 148065), (1455, 118452), (1746, 98710), (1940, 88839), (2910, 59226), (3492, 49355), (4365, 39484), (5820, 29613), (8730, 19742), (9871, 17460)]