1238885280

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{877}}^1$

素因数の和:1013

約数の個数: 240

約数和(自身を含む): 4417376040

約数和(自身を除く): 3178490760

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, 72, 80, 81, 90, 96, 108, 109, 120, 135, 144, 160, 162, 180, 216, 218, 240, 270, 288, 324, 327, 360, 405, 432, 436, 480, 540, 545, 648, 654, 720, 810, 864, 872, 877, 981, 1080, 1090, 1296, 1308, 1440, 1620, 1635, 1744, 1754, 1962, 2160, 2180, 2592, 2616, 2631, 2943, 3240, 3270, 3488, 3508, 3924, 4320, 4360, 4385, 4905, 5232, 5262, 5886, 6480, 6540, 7016, 7848, 7893, 8720, 8770, 8829, 9810, 10464, 10524, 11772, 12960, 13080, 13155, 14032, 14715, 15696, 15786, 17440, 17540, 17658, 19620, 21048, 23544, 23679, 26160, 26310, 28064, 29430, 31392, 31572, 35080, 35316, 39240, 39465, 42096, 44145, 47088, 47358, 52320, 52620, 58860, 63144, 70160, 70632, 71037, 78480, 78930, 84192, 88290, 94176, 94716, 95593, 105240, 117720, 118395, 126288, 140320, 141264, 142074, 156960, 157860, 176580, 189432, 191186, 210480, 235440, 236790, 252576, 282528, 284148, 286779, 315720, 353160, 355185, 378864, 382372, 420960, 470880, 473580, 477965, 568296, 573558, 631440, 706320, 710370, 757728, 764744, 860337, 947160, 955930, 1136592, 1147116, 1262880, 1412640, 1420740, 1433895, 1529488, 1720674, 1894320, 1911860, 2273184, 2294232, 2581011, 2841480, 2867790, 3058976, 3441348, 3788640, 3823720, 4301685, 4588464, 5162022, 5682960, 5735580, 6882696, 7647440, 7743033, 8603370, 9176928, 10324044, 11365920, 11471160, 12905055, 13765392, 15294880, 15486066, 17206740, 20648088, 22942320, 25810110, 27530784, 30972132, 34413480, 38715165, 41296176, 45884640, 51620220, 61944264, 68826960, 77430330, 82592352, 103240440, 123888528, 137653920, 154860660, 206480880, 247777056, 309721320, 412961760, 619442640, 1238885280]

約数ペア:

[(1, 1238885280), (2, 619442640), (3, 412961760), (4, 309721320), (5, 247777056), (6, 206480880), (8, 154860660), (9, 137653920), (10, 123888528), (12, 103240440), (15, 82592352), (16, 77430330), (18, 68826960), (20, 61944264), (24, 51620220), (27, 45884640), (30, 41296176), (32, 38715165), (36, 34413480), (40, 30972132), (45, 27530784), (48, 25810110), (54, 22942320), (60, 20648088), (72, 17206740), (80, 15486066), (81, 15294880), (90, 13765392), (96, 12905055), (108, 11471160), (109, 11365920), (120, 10324044), (135, 9176928), (144, 8603370), (160, 7743033), (162, 7647440), (180, 6882696), (216, 5735580), (218, 5682960), (240, 5162022), (270, 4588464), (288, 4301685), (324, 3823720), (327, 3788640), (360, 3441348), (405, 3058976), (432, 2867790), (436, 2841480), (480, 2581011), (540, 2294232), (545, 2273184), (648, 1911860), (654, 1894320), (720, 1720674), (810, 1529488), (864, 1433895), (872, 1420740), (877, 1412640), (981, 1262880), (1080, 1147116), (1090, 1136592), (1296, 955930), (1308, 947160), (1440, 860337), (1620, 764744), (1635, 757728), (1744, 710370), (1754, 706320), (1962, 631440), (2160, 573558), (2180, 568296), (2592, 477965), (2616, 473580), (2631, 470880), (2943, 420960), (3240, 382372), (3270, 378864), (3488, 355185), (3508, 353160), (3924, 315720), (4320, 286779), (4360, 284148), (4385, 282528), (4905, 252576), (5232, 236790), (5262, 235440), (5886, 210480), (6480, 191186), (6540, 189432), (7016, 176580), (7848, 157860), (7893, 156960), (8720, 142074), (8770, 141264), (8829, 140320), (9810, 126288), (10464, 118395), (10524, 117720), (11772, 105240), (12960, 95593), (13080, 94716), (13155, 94176), (14032, 88290), (14715, 84192), (15696, 78930), (15786, 78480), (17440, 71037), (17540, 70632), (17658, 70160), (19620, 63144), (21048, 58860), (23544, 52620), (23679, 52320), (26160, 47358), (26310, 47088), (28064, 44145), (29430, 42096), (31392, 39465), (31572, 39240), (35080, 35316)]