75902220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1031}}^1$

素因数の和:1455

約数の個数: 72

約数和(自身を含む): 231023520

約数和(自身を除く): 155121300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 409, 818, 1031, 1227, 1636, 2045, 2062, 2454, 3093, 3681, 4090, 4124, 4908, 5155, 6135, 6186, 7362, 8180, 9279, 10310, 12270, 12372, 14724, 15465, 18405, 18558, 20620, 24540, 30930, 36810, 37116, 46395, 61860, 73620, 92790, 185580, 421679, 843358, 1265037, 1686716, 2108395, 2530074, 3795111, 4216790, 5060148, 6325185, 7590222, 8433580, 12650370, 15180444, 18975555, 25300740, 37951110, 75902220]

約数ペア:

[(1, 75902220), (2, 37951110), (3, 25300740), (4, 18975555), (5, 15180444), (6, 12650370), (9, 8433580), (10, 7590222), (12, 6325185), (15, 5060148), (18, 4216790), (20, 3795111), (30, 2530074), (36, 2108395), (45, 1686716), (60, 1265037), (90, 843358), (180, 421679), (409, 185580), (818, 92790), (1031, 73620), (1227, 61860), (1636, 46395), (2045, 37116), (2062, 36810), (2454, 30930), (3093, 24540), (3681, 20620), (4090, 18558), (4124, 18405), (4908, 15465), (5155, 14724), (6135, 12372), (6186, 12270), (7362, 10310), (8180, 9279)]