513646740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{6977}}^1$

素因数の和:7401

約数の個数: 72

約数和(自身を含む): 1562095080

約数和(自身を除く): 1048448340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 409, 818, 1227, 1636, 2045, 2454, 3681, 4090, 4908, 6135, 6977, 7362, 8180, 12270, 13954, 14724, 18405, 20931, 24540, 27908, 34885, 36810, 41862, 62793, 69770, 73620, 83724, 104655, 125586, 139540, 209310, 251172, 313965, 418620, 627930, 1255860, 2853593, 5707186, 8560779, 11414372, 14267965, 17121558, 25682337, 28535930, 34243116, 42803895, 51364674, 57071860, 85607790, 102729348, 128411685, 171215580, 256823370, 513646740]

約数ペア:

[(1, 513646740), (2, 256823370), (3, 171215580), (4, 128411685), (5, 102729348), (6, 85607790), (9, 57071860), (10, 51364674), (12, 42803895), (15, 34243116), (18, 28535930), (20, 25682337), (30, 17121558), (36, 14267965), (45, 11414372), (60, 8560779), (90, 5707186), (180, 2853593), (409, 1255860), (818, 627930), (1227, 418620), (1636, 313965), (2045, 251172), (2454, 209310), (3681, 139540), (4090, 125586), (4908, 104655), (6135, 83724), (6977, 73620), (7362, 69770), (8180, 62793), (12270, 41862), (13954, 36810), (14724, 34885), (18405, 27908), (20931, 24540)]