189189900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{6781}}^1$

素因数の和:6832

約数の個数: 108

約数和(自身を含む): 612224704

約数和(自身を除く): 423034804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 124, 150, 155, 180, 186, 225, 279, 300, 310, 372, 450, 465, 558, 620, 775, 900, 930, 1116, 1395, 1550, 1860, 2325, 2790, 3100, 4650, 5580, 6781, 6975, 9300, 13562, 13950, 20343, 27124, 27900, 33905, 40686, 61029, 67810, 81372, 101715, 122058, 135620, 169525, 203430, 210211, 244116, 305145, 339050, 406860, 420422, 508575, 610290, 630633, 678100, 840844, 1017150, 1051055, 1220580, 1261266, 1525725, 1891899, 2034300, 2102110, 2522532, 3051450, 3153165, 3783798, 4204220, 5255275, 6102900, 6306330, 7567596, 9459495, 10510550, 12612660, 15765825, 18918990, 21021100, 31531650, 37837980, 47297475, 63063300, 94594950, 189189900]

約数ペア:

[(1, 189189900), (2, 94594950), (3, 63063300), (4, 47297475), (5, 37837980), (6, 31531650), (9, 21021100), (10, 18918990), (12, 15765825), (15, 12612660), (18, 10510550), (20, 9459495), (25, 7567596), (30, 6306330), (31, 6102900), (36, 5255275), (45, 4204220), (50, 3783798), (60, 3153165), (62, 3051450), (75, 2522532), (90, 2102110), (93, 2034300), (100, 1891899), (124, 1525725), (150, 1261266), (155, 1220580), (180, 1051055), (186, 1017150), (225, 840844), (279, 678100), (300, 630633), (310, 610290), (372, 508575), (450, 420422), (465, 406860), (558, 339050), (620, 305145), (775, 244116), (900, 210211), (930, 203430), (1116, 169525), (1395, 135620), (1550, 122058), (1860, 101715), (2325, 81372), (2790, 67810), (3100, 61029), (4650, 40686), (5580, 33905), (6781, 27900), (6975, 27124), (9300, 20343), (13562, 13950)]