256847760

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3049}}^1$

素因数の和:3087

約数の個数: 200

約数和(自身を含む): 961006200

約数和(自身を除く): 704158440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 520, 540, 585, 624, 648, 702, 720, 780, 810, 936, 1040, 1053, 1080, 1170, 1296, 1404, 1560, 1620, 1755, 1872, 2106, 2160, 2340, 2808, 3049, 3120, 3240, 3510, 4212, 4680, 5265, 5616, 6098, 6480, 7020, 8424, 9147, 9360, 10530, 12196, 14040, 15245, 16848, 18294, 21060, 24392, 27441, 28080, 30490, 36588, 39637, 42120, 45735, 48784, 54882, 60980, 73176, 79274, 82323, 84240, 91470, 109764, 118911, 121960, 137205, 146352, 158548, 164646, 182940, 198185, 219528, 237822, 243920, 246969, 274410, 317096, 329292, 356733, 365880, 396370, 411615, 439056, 475644, 493938, 548820, 594555, 634192, 658584, 713466, 731760, 792740, 823230, 951288, 987876, 1070199, 1097640, 1189110, 1234845, 1317168, 1426932, 1585480, 1646460, 1783665, 1902576, 1975752, 2140398, 2195280, 2378220, 2469690, 2853864, 3170960, 3210597, 3292920, 3567330, 3951504, 4280796, 4756440, 4939380, 5350995, 5707728, 6421194, 6585840, 7134660, 8561592, 9512880, 9878760, 10701990, 12842388, 14269320, 16052985, 17123184, 19757520, 21403980, 25684776, 28538640, 32105970, 42807960, 51369552, 64211940, 85615920, 128423880, 256847760]

約数ペア:

[(1, 256847760), (2, 128423880), (3, 85615920), (4, 64211940), (5, 51369552), (6, 42807960), (8, 32105970), (9, 28538640), (10, 25684776), (12, 21403980), (13, 19757520), (15, 17123184), (16, 16052985), (18, 14269320), (20, 12842388), (24, 10701990), (26, 9878760), (27, 9512880), (30, 8561592), (36, 7134660), (39, 6585840), (40, 6421194), (45, 5707728), (48, 5350995), (52, 4939380), (54, 4756440), (60, 4280796), (65, 3951504), (72, 3567330), (78, 3292920), (80, 3210597), (81, 3170960), (90, 2853864), (104, 2469690), (108, 2378220), (117, 2195280), (120, 2140398), (130, 1975752), (135, 1902576), (144, 1783665), (156, 1646460), (162, 1585480), (180, 1426932), (195, 1317168), (208, 1234845), (216, 1189110), (234, 1097640), (240, 1070199), (260, 987876), (270, 951288), (312, 823230), (324, 792740), (351, 731760), (360, 713466), (390, 658584), (405, 634192), (432, 594555), (468, 548820), (520, 493938), (540, 475644), (585, 439056), (624, 411615), (648, 396370), (702, 365880), (720, 356733), (780, 329292), (810, 317096), (936, 274410), (1040, 246969), (1053, 243920), (1080, 237822), (1170, 219528), (1296, 198185), (1404, 182940), (1560, 164646), (1620, 158548), (1755, 146352), (1872, 137205), (2106, 121960), (2160, 118911), (2340, 109764), (2808, 91470), (3049, 84240), (3120, 82323), (3240, 79274), (3510, 73176), (4212, 60980), (4680, 54882), (5265, 48784), (5616, 45735), (6098, 42120), (6480, 39637), (7020, 36588), (8424, 30490), (9147, 28080), (9360, 27441), (10530, 24392), (12196, 21060), (14040, 18294), (15245, 16848)]