258840288

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{128393}}^1$

素因数の和:128416

約数の個数: 72

約数和(自身を含む): 841237488

約数和(自身を除く): 582397200

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 128393, 256786, 385179, 513572, 770358, 898751, 1027144, 1155537, 1540716, 1797502, 2054288, 2311074, 2696253, 3081432, 3595004, 4108576, 4622148, 5392506, 6162864, 7190008, 8088759, 9244296, 10785012, 12325728, 14380016, 16177518, 18488592, 21570024, 28760032, 32355036, 36977184, 43140048, 64710072, 86280096, 129420144, 258840288]

約数ペア:

[(1, 258840288), (2, 129420144), (3, 86280096), (4, 64710072), (6, 43140048), (7, 36977184), (8, 32355036), (9, 28760032), (12, 21570024), (14, 18488592), (16, 16177518), (18, 14380016), (21, 12325728), (24, 10785012), (28, 9244296), (32, 8088759), (36, 7190008), (42, 6162864), (48, 5392506), (56, 4622148), (63, 4108576), (72, 3595004), (84, 3081432), (96, 2696253), (112, 2311074), (126, 2054288), (144, 1797502), (168, 1540716), (224, 1155537), (252, 1027144), (288, 898751), (336, 770358), (504, 513572), (672, 385179), (1008, 256786), (2016, 128393)]