280754880

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1019}}^1$

素因数の和:1087

約数の個数: 224

約数和(自身を含む): 1044610560

約数和(自身を除く): 763855680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 41, 42, 48, 56, 60, 64, 70, 80, 82, 84, 96, 105, 112, 120, 123, 140, 160, 164, 168, 192, 205, 210, 224, 240, 246, 280, 287, 320, 328, 336, 410, 420, 448, 480, 492, 560, 574, 615, 656, 672, 820, 840, 861, 960, 984, 1019, 1120, 1148, 1230, 1312, 1344, 1435, 1640, 1680, 1722, 1968, 2038, 2240, 2296, 2460, 2624, 2870, 3057, 3280, 3360, 3444, 3936, 4076, 4305, 4592, 4920, 5095, 5740, 6114, 6560, 6720, 6888, 7133, 7872, 8152, 8610, 9184, 9840, 10190, 11480, 12228, 13120, 13776, 14266, 15285, 16304, 17220, 18368, 19680, 20380, 21399, 22960, 24456, 27552, 28532, 30570, 32608, 34440, 35665, 39360, 40760, 41779, 42798, 45920, 48912, 55104, 57064, 61140, 65216, 68880, 71330, 81520, 83558, 85596, 91840, 97824, 106995, 114128, 122280, 125337, 137760, 142660, 163040, 167116, 171192, 195648, 208895, 213990, 228256, 244560, 250674, 275520, 285320, 292453, 326080, 334232, 342384, 417790, 427980, 456512, 489120, 501348, 570640, 584906, 626685, 668464, 684768, 835580, 855960, 877359, 978240, 1002696, 1141280, 1169812, 1253370, 1336928, 1369536, 1462265, 1671160, 1711920, 1754718, 2005392, 2282560, 2339624, 2506740, 2673856, 2924530, 3342320, 3423840, 3509436, 4010784, 4386795, 4679248, 5013480, 5849060, 6684640, 6847680, 7018872, 8021568, 8773590, 9358496, 10026960, 11698120, 13369280, 14037744, 17547180, 18716992, 20053920, 23396240, 28075488, 35094360, 40107840, 46792480, 56150976, 70188720, 93584960, 140377440, 280754880]

約数ペア:

[(1, 280754880), (2, 140377440), (3, 93584960), (4, 70188720), (5, 56150976), (6, 46792480), (7, 40107840), (8, 35094360), (10, 28075488), (12, 23396240), (14, 20053920), (15, 18716992), (16, 17547180), (20, 14037744), (21, 13369280), (24, 11698120), (28, 10026960), (30, 9358496), (32, 8773590), (35, 8021568), (40, 7018872), (41, 6847680), (42, 6684640), (48, 5849060), (56, 5013480), (60, 4679248), (64, 4386795), (70, 4010784), (80, 3509436), (82, 3423840), (84, 3342320), (96, 2924530), (105, 2673856), (112, 2506740), (120, 2339624), (123, 2282560), (140, 2005392), (160, 1754718), (164, 1711920), (168, 1671160), (192, 1462265), (205, 1369536), (210, 1336928), (224, 1253370), (240, 1169812), (246, 1141280), (280, 1002696), (287, 978240), (320, 877359), (328, 855960), (336, 835580), (410, 684768), (420, 668464), (448, 626685), (480, 584906), (492, 570640), (560, 501348), (574, 489120), (615, 456512), (656, 427980), (672, 417790), (820, 342384), (840, 334232), (861, 326080), (960, 292453), (984, 285320), (1019, 275520), (1120, 250674), (1148, 244560), (1230, 228256), (1312, 213990), (1344, 208895), (1435, 195648), (1640, 171192), (1680, 167116), (1722, 163040), (1968, 142660), (2038, 137760), (2240, 125337), (2296, 122280), (2460, 114128), (2624, 106995), (2870, 97824), (3057, 91840), (3280, 85596), (3360, 83558), (3444, 81520), (3936, 71330), (4076, 68880), (4305, 65216), (4592, 61140), (4920, 57064), (5095, 55104), (5740, 48912), (6114, 45920), (6560, 42798), (6720, 41779), (6888, 40760), (7133, 39360), (7872, 35665), (8152, 34440), (8610, 32608), (9184, 30570), (9840, 28532), (10190, 27552), (11480, 24456), (12228, 22960), (13120, 21399), (13776, 20380), (14266, 19680), (15285, 18368), (16304, 17220)]