256817777760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6149851}}^1$

素因数の和:6149901

約数の個数: 144

約数和(自身を含む): 906611181840

約数和(自身を除く): 649793404080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 696, 720, 870, 928, 1044, 1160, 1305, 1392, 1440, 1740, 2088, 2320, 2610, 2784, 3480, 4176, 4640, 5220, 6960, 8352, 10440, 13920, 20880, 41760, 6149851, 12299702, 18449553, 24599404, 30749255, 36899106, 49198808, 55348659, 61498510, 73798212, 92247765, 98397616, 110697318, 122997020, 147596424, 178345679, 184495530, 196795232, 221394636, 245994040, 276743295, 295192848, 356691358, 368991060, 442789272, 491988080, 535037037, 553486590, 590385696, 713382716, 737982120, 885578544, 891728395, 983976160, 1070074074, 1106973180, 1426765432, 1475964240, 1605111111, 1771157088, 1783456790, 2140148148, 2213946360, 2675185185, 2853530864, 2951928480, 3210222222, 3566913580, 4280296296, 4427892720, 5350370370, 5707061728, 6420444444, 7133827160, 8025555555, 8560592592, 8855785440, 10700740740, 12840888888, 14267654320, 16051111110, 17121185184, 21401481480, 25681777776, 28535308640, 32102222220, 42802962960, 51363555552, 64204444440, 85605925920, 128408888880, 256817777760]

約数ペア:

[(1, 256817777760), (2, 128408888880), (3, 85605925920), (4, 64204444440), (5, 51363555552), (6, 42802962960), (8, 32102222220), (9, 28535308640), (10, 25681777776), (12, 21401481480), (15, 17121185184), (16, 16051111110), (18, 14267654320), (20, 12840888888), (24, 10700740740), (29, 8855785440), (30, 8560592592), (32, 8025555555), (36, 7133827160), (40, 6420444444), (45, 5707061728), (48, 5350370370), (58, 4427892720), (60, 4280296296), (72, 3566913580), (80, 3210222222), (87, 2951928480), (90, 2853530864), (96, 2675185185), (116, 2213946360), (120, 2140148148), (144, 1783456790), (145, 1771157088), (160, 1605111111), (174, 1475964240), (180, 1426765432), (232, 1106973180), (240, 1070074074), (261, 983976160), (288, 891728395), (290, 885578544), (348, 737982120), (360, 713382716), (435, 590385696), (464, 553486590), (480, 535037037), (522, 491988080), (580, 442789272), (696, 368991060), (720, 356691358), (870, 295192848), (928, 276743295), (1044, 245994040), (1160, 221394636), (1305, 196795232), (1392, 184495530), (1440, 178345679), (1740, 147596424), (2088, 122997020), (2320, 110697318), (2610, 98397616), (2784, 92247765), (3480, 73798212), (4176, 61498510), (4640, 55348659), (5220, 49198808), (6960, 36899106), (8352, 30749255), (10440, 24599404), (13920, 18449553), (20880, 12299702), (41760, 6149851)]