20512057140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{163027}}^1$

素因数の和:163278

約数の個数: 96

約数和(自身を含む): 64089567360

約数和(自身を除く): 43577510220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 233, 270, 466, 540, 699, 932, 1165, 1398, 2097, 2330, 2796, 3495, 4194, 4660, 6291, 6990, 8388, 10485, 12582, 13980, 20970, 25164, 31455, 41940, 62910, 125820, 163027, 326054, 489081, 652108, 815135, 978162, 1467243, 1630270, 1956324, 2445405, 2934486, 3260540, 4401729, 4890810, 5868972, 7336215, 8803458, 9781620, 14672430, 17606916, 22008645, 29344860, 37985291, 44017290, 75970582, 88034580, 113955873, 151941164, 189926455, 227911746, 341867619, 379852910, 455823492, 569779365, 683735238, 759705820, 1025602857, 1139558730, 1367470476, 1709338095, 2051205714, 2279117460, 3418676190, 4102411428, 5128014285, 6837352380, 10256028570, 20512057140]

約数ペア:

[(1, 20512057140), (2, 10256028570), (3, 6837352380), (4, 5128014285), (5, 4102411428), (6, 3418676190), (9, 2279117460), (10, 2051205714), (12, 1709338095), (15, 1367470476), (18, 1139558730), (20, 1025602857), (27, 759705820), (30, 683735238), (36, 569779365), (45, 455823492), (54, 379852910), (60, 341867619), (90, 227911746), (108, 189926455), (135, 151941164), (180, 113955873), (233, 88034580), (270, 75970582), (466, 44017290), (540, 37985291), (699, 29344860), (932, 22008645), (1165, 17606916), (1398, 14672430), (2097, 9781620), (2330, 8803458), (2796, 7336215), (3495, 5868972), (4194, 4890810), (4660, 4401729), (6291, 3260540), (6990, 2934486), (8388, 2445405), (10485, 1956324), (12582, 1630270), (13980, 1467243), (20970, 978162), (25164, 815135), (31455, 652108), (41940, 489081), (62910, 326054), (125820, 163027)]