77642880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:191

約数の個数: 256

約数和(自身を含む): 290822400

約数和(自身を除く): 213179520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 53, 56, 60, 64, 70, 80, 84, 96, 105, 106, 109, 112, 120, 128, 140, 159, 160, 168, 192, 210, 212, 218, 224, 240, 265, 280, 318, 320, 327, 336, 371, 384, 420, 424, 436, 448, 480, 530, 545, 560, 636, 640, 654, 672, 742, 763, 795, 840, 848, 872, 896, 960, 1060, 1090, 1113, 1120, 1272, 1308, 1344, 1484, 1526, 1590, 1635, 1680, 1696, 1744, 1855, 1920, 2120, 2180, 2226, 2240, 2289, 2544, 2616, 2688, 2968, 3052, 3180, 3270, 3360, 3392, 3488, 3710, 3815, 4240, 4360, 4452, 4480, 4578, 5088, 5232, 5565, 5777, 5936, 6104, 6360, 6540, 6720, 6784, 6976, 7420, 7630, 8480, 8720, 8904, 9156, 10176, 10464, 11130, 11445, 11554, 11872, 12208, 12720, 13080, 13440, 13952, 14840, 15260, 16960, 17331, 17440, 17808, 18312, 20352, 20928, 22260, 22890, 23108, 23744, 24416, 25440, 26160, 28885, 29680, 30520, 33920, 34662, 34880, 35616, 36624, 40439, 41856, 44520, 45780, 46216, 47488, 48832, 50880, 52320, 57770, 59360, 61040, 69324, 69760, 71232, 73248, 80878, 86655, 89040, 91560, 92432, 97664, 101760, 104640, 115540, 118720, 121317, 122080, 138648, 142464, 146496, 161756, 173310, 178080, 183120, 184864, 202195, 209280, 231080, 237440, 242634, 244160, 277296, 292992, 323512, 346620, 356160, 366240, 369728, 404390, 462160, 485268, 488320, 554592, 606585, 647024, 693240, 712320, 732480, 739456, 808780, 924320, 970536, 1109184, 1213170, 1294048, 1386480, 1464960, 1617560, 1848640, 1941072, 2218368, 2426340, 2588096, 2772960, 3235120, 3697280, 3882144, 4852680, 5176192, 5545920, 6470240, 7764288, 9705360, 11091840, 12940480, 15528576, 19410720, 25880960, 38821440, 77642880]

約数ペア:

[(1, 77642880), (2, 38821440), (3, 25880960), (4, 19410720), (5, 15528576), (6, 12940480), (7, 11091840), (8, 9705360), (10, 7764288), (12, 6470240), (14, 5545920), (15, 5176192), (16, 4852680), (20, 3882144), (21, 3697280), (24, 3235120), (28, 2772960), (30, 2588096), (32, 2426340), (35, 2218368), (40, 1941072), (42, 1848640), (48, 1617560), (53, 1464960), (56, 1386480), (60, 1294048), (64, 1213170), (70, 1109184), (80, 970536), (84, 924320), (96, 808780), (105, 739456), (106, 732480), (109, 712320), (112, 693240), (120, 647024), (128, 606585), (140, 554592), (159, 488320), (160, 485268), (168, 462160), (192, 404390), (210, 369728), (212, 366240), (218, 356160), (224, 346620), (240, 323512), (265, 292992), (280, 277296), (318, 244160), (320, 242634), (327, 237440), (336, 231080), (371, 209280), (384, 202195), (420, 184864), (424, 183120), (436, 178080), (448, 173310), (480, 161756), (530, 146496), (545, 142464), (560, 138648), (636, 122080), (640, 121317), (654, 118720), (672, 115540), (742, 104640), (763, 101760), (795, 97664), (840, 92432), (848, 91560), (872, 89040), (896, 86655), (960, 80878), (1060, 73248), (1090, 71232), (1113, 69760), (1120, 69324), (1272, 61040), (1308, 59360), (1344, 57770), (1484, 52320), (1526, 50880), (1590, 48832), (1635, 47488), (1680, 46216), (1696, 45780), (1744, 44520), (1855, 41856), (1920, 40439), (2120, 36624), (2180, 35616), (2226, 34880), (2240, 34662), (2289, 33920), (2544, 30520), (2616, 29680), (2688, 28885), (2968, 26160), (3052, 25440), (3180, 24416), (3270, 23744), (3360, 23108), (3392, 22890), (3488, 22260), (3710, 20928), (3815, 20352), (4240, 18312), (4360, 17808), (4452, 17440), (4480, 17331), (4578, 16960), (5088, 15260), (5232, 14840), (5565, 13952), (5777, 13440), (5936, 13080), (6104, 12720), (6360, 12208), (6540, 11872), (6720, 11554), (6784, 11445), (6976, 11130), (7420, 10464), (7630, 10176), (8480, 9156), (8720, 8904)]