256915968

素因数分解:

$2^9\times 3^1\times {\mathrm{17}}^1\times {\mathrm{9839}}^1$

素因数の和:9877

約数の個数: 80

約数和(自身を含む): 724775040

約数和(自身を除く): 467859072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 192, 204, 256, 272, 384, 408, 512, 544, 768, 816, 1088, 1536, 1632, 2176, 3264, 4352, 6528, 8704, 9839, 13056, 19678, 26112, 29517, 39356, 59034, 78712, 118068, 157424, 167263, 236136, 314848, 334526, 472272, 501789, 629696, 669052, 944544, 1003578, 1259392, 1338104, 1889088, 2007156, 2518784, 2676208, 3778176, 4014312, 5037568, 5352416, 7556352, 8028624, 10704832, 15112704, 16057248, 21409664, 32114496, 42819328, 64228992, 85638656, 128457984, 256915968]

約数ペア:

[(1, 256915968), (2, 128457984), (3, 85638656), (4, 64228992), (6, 42819328), (8, 32114496), (12, 21409664), (16, 16057248), (17, 15112704), (24, 10704832), (32, 8028624), (34, 7556352), (48, 5352416), (51, 5037568), (64, 4014312), (68, 3778176), (96, 2676208), (102, 2518784), (128, 2007156), (136, 1889088), (192, 1338104), (204, 1259392), (256, 1003578), (272, 944544), (384, 669052), (408, 629696), (512, 501789), (544, 472272), (768, 334526), (816, 314848), (1088, 236136), (1536, 167263), (1632, 157424), (2176, 118068), (3264, 78712), (4352, 59034), (6528, 39356), (8704, 29517), (9839, 26112), (13056, 19678)]