257644512

素因数分解:

$2^5\times 3^2\times {\mathrm{131}}^1\times {\mathrm{6829}}^1$

素因数の和:6976

約数の個数: 72

約数和(自身を含む): 738377640

約数和(自身を除く): 480733128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 131, 144, 262, 288, 393, 524, 786, 1048, 1179, 1572, 2096, 2358, 3144, 4192, 4716, 6288, 6829, 9432, 12576, 13658, 18864, 20487, 27316, 37728, 40974, 54632, 61461, 81948, 109264, 122922, 163896, 218528, 245844, 327792, 491688, 655584, 894599, 983376, 1789198, 1966752, 2683797, 3578396, 5367594, 7156792, 8051391, 10735188, 14313584, 16102782, 21470376, 28627168, 32205564, 42940752, 64411128, 85881504, 128822256, 257644512]

約数ペア:

[(1, 257644512), (2, 128822256), (3, 85881504), (4, 64411128), (6, 42940752), (8, 32205564), (9, 28627168), (12, 21470376), (16, 16102782), (18, 14313584), (24, 10735188), (32, 8051391), (36, 7156792), (48, 5367594), (72, 3578396), (96, 2683797), (131, 1966752), (144, 1789198), (262, 983376), (288, 894599), (393, 655584), (524, 491688), (786, 327792), (1048, 245844), (1179, 218528), (1572, 163896), (2096, 122922), (2358, 109264), (3144, 81948), (4192, 61461), (4716, 54632), (6288, 40974), (6829, 37728), (9432, 27316), (12576, 20487), (13658, 18864)]