265493340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{210709}}^1$

素因数の和:210731

約数の個数: 72

約数和(自身を含む): 920381280

約数和(自身を除く): 654887940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 210709, 421418, 632127, 842836, 1053545, 1264254, 1474963, 1896381, 2107090, 2528508, 2949926, 3160635, 3792762, 4214180, 4424889, 5899852, 6321270, 7374815, 7585524, 8849778, 9481905, 12642540, 13274667, 14749630, 17699556, 18963810, 22124445, 26549334, 29499260, 37927620, 44248890, 53098668, 66373335, 88497780, 132746670, 265493340]

約数ペア:

[(1, 265493340), (2, 132746670), (3, 88497780), (4, 66373335), (5, 53098668), (6, 44248890), (7, 37927620), (9, 29499260), (10, 26549334), (12, 22124445), (14, 18963810), (15, 17699556), (18, 14749630), (20, 13274667), (21, 12642540), (28, 9481905), (30, 8849778), (35, 7585524), (36, 7374815), (42, 6321270), (45, 5899852), (60, 4424889), (63, 4214180), (70, 3792762), (84, 3160635), (90, 2949926), (105, 2528508), (126, 2107090), (140, 1896381), (180, 1474963), (210, 1264254), (252, 1053545), (315, 842836), (420, 632127), (630, 421418), (1260, 210709)]