257888736

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{127921}}^1$

素因数の和:127944

約数の個数: 72

約数和(自身を含む): 838144944

約数和(自身を除く): 580256208

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, 127921, 255842, 383763, 511684, 767526, 895447, 1023368, 1151289, 1535052, 1790894, 2046736, 2302578, 2686341, 3070104, 3581788, 4093472, 4605156, 5372682, 6140208, 7163576, 8059023, 9210312, 10745364, 12280416, 14327152, 16118046, 18420624, 21490728, 28654304, 32236092, 36841248, 42981456, 64472184, 85962912, 128944368, 257888736]

約数ペア:

[(1, 257888736), (2, 128944368), (3, 85962912), (4, 64472184), (6, 42981456), (7, 36841248), (8, 32236092), (9, 28654304), (12, 21490728), (14, 18420624), (16, 16118046), (18, 14327152), (21, 12280416), (24, 10745364), (28, 9210312), (32, 8059023), (36, 7163576), (42, 6140208), (48, 5372682), (56, 4605156), (63, 4093472), (72, 3581788), (84, 3070104), (96, 2686341), (112, 2302578), (126, 2046736), (144, 1790894), (168, 1535052), (224, 1151289), (252, 1023368), (288, 895447), (336, 767526), (504, 511684), (672, 383763), (1008, 255842), (2016, 127921)]