256560341760

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{7423621}}^1$

素因数の和:7423651

約数の個数: 144

約数和(自身を含む): 910433002080

約数和(自身を除く): 653872660320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 5760, 6912, 8640, 11520, 17280, 34560, 7423621, 14847242, 22270863, 29694484, 37118105, 44541726, 59388968, 66812589, 74236210, 89083452, 111354315, 118777936, 133625178, 148472420, 178166904, 200437767, 222708630, 237555872, 267250356, 296944840, 334062945, 356333808, 400875534, 445417260, 475111744, 534500712, 593889680, 668125890, 712667616, 801751068, 890834520, 950223488, 1002188835, 1069001424, 1187779360, 1336251780, 1425335232, 1603502136, 1781669040, 1900446976, 2004377670, 2138002848, 2375558720, 2672503560, 2850670464, 3207004272, 3563338080, 4008755340, 4276005696, 4751117440, 5345007120, 5701340928, 6414008544, 7126676160, 8017510680, 8552011392, 9502234880, 10690014240, 12828017088, 14253352320, 16035021360, 17104022784, 21380028480, 25656034176, 28506704640, 32070042720, 42760056960, 51312068352, 64140085440, 85520113920, 128280170880, 256560341760]

約数ペア:

[(1, 256560341760), (2, 128280170880), (3, 85520113920), (4, 64140085440), (5, 51312068352), (6, 42760056960), (8, 32070042720), (9, 28506704640), (10, 25656034176), (12, 21380028480), (15, 17104022784), (16, 16035021360), (18, 14253352320), (20, 12828017088), (24, 10690014240), (27, 9502234880), (30, 8552011392), (32, 8017510680), (36, 7126676160), (40, 6414008544), (45, 5701340928), (48, 5345007120), (54, 4751117440), (60, 4276005696), (64, 4008755340), (72, 3563338080), (80, 3207004272), (90, 2850670464), (96, 2672503560), (108, 2375558720), (120, 2138002848), (128, 2004377670), (135, 1900446976), (144, 1781669040), (160, 1603502136), (180, 1425335232), (192, 1336251780), (216, 1187779360), (240, 1069001424), (256, 1002188835), (270, 950223488), (288, 890834520), (320, 801751068), (360, 712667616), (384, 668125890), (432, 593889680), (480, 534500712), (540, 475111744), (576, 445417260), (640, 400875534), (720, 356333808), (768, 334062945), (864, 296944840), (960, 267250356), (1080, 237555872), (1152, 222708630), (1280, 200437767), (1440, 178166904), (1728, 148472420), (1920, 133625178), (2160, 118777936), (2304, 111354315), (2880, 89083452), (3456, 74236210), (3840, 66812589), (4320, 59388968), (5760, 44541726), (6912, 37118105), (8640, 29694484), (11520, 22270863), (17280, 14847242), (34560, 7423621)]