285540640

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{43}}^1$

素因数の和:101

約数の個数: 288

約数和(自身を含む): 884822400

約数和(自身を除く): 599281760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 43, 44, 49, 55, 56, 70, 77, 80, 86, 88, 98, 110, 112, 121, 140, 154, 160, 172, 176, 196, 215, 220, 224, 242, 245, 280, 301, 308, 343, 344, 352, 385, 392, 430, 440, 473, 484, 490, 539, 560, 602, 605, 616, 686, 688, 770, 784, 847, 860, 880, 946, 968, 980, 1078, 1120, 1204, 1210, 1232, 1372, 1376, 1505, 1540, 1568, 1694, 1715, 1720, 1760, 1892, 1936, 1960, 2107, 2156, 2365, 2408, 2420, 2464, 2695, 2744, 3010, 3080, 3311, 3388, 3430, 3440, 3773, 3784, 3872, 3920, 4214, 4235, 4312, 4730, 4816, 4840, 5203, 5390, 5488, 5929, 6020, 6160, 6622, 6776, 6860, 6880, 7546, 7568, 7840, 8428, 8470, 8624, 9460, 9632, 9680, 10406, 10535, 10780, 10976, 11858, 12040, 12320, 13244, 13552, 13720, 14749, 15092, 15136, 16555, 16856, 16940, 17248, 18865, 18920, 19360, 20812, 21070, 21560, 23177, 23716, 24080, 26015, 26488, 27104, 27440, 29498, 29645, 30184, 33110, 33712, 33880, 36421, 37730, 37840, 41503, 41624, 42140, 43120, 46354, 47432, 48160, 52030, 52976, 54880, 58996, 59290, 60368, 66220, 67424, 67760, 72842, 73745, 75460, 75680, 83006, 83248, 84280, 86240, 92708, 94864, 104060, 105952, 115885, 117992, 118580, 120736, 132440, 135520, 145684, 147490, 150920, 162239, 166012, 166496, 168560, 182105, 185416, 189728, 207515, 208120, 231770, 235984, 237160, 254947, 264880, 291368, 294980, 301840, 324478, 332024, 337120, 364210, 370832, 415030, 416240, 463540, 471968, 474320, 509894, 529760, 582736, 589960, 603680, 648956, 664048, 728420, 741664, 811195, 830060, 832480, 927080, 948640, 1019788, 1165472, 1179920, 1274735, 1297912, 1328096, 1456840, 1622390, 1660120, 1784629, 1854160, 2039576, 2359840, 2549470, 2595824, 2913680, 3244780, 3320240, 3569258, 3708320, 4079152, 5098940, 5191648, 5827360, 6489560, 6640480, 7138516, 8158304, 8923145, 10197880, 12979120, 14277032, 17846290, 20395760, 25958240, 28554064, 35692580, 40791520, 57108128, 71385160, 142770320, 285540640]

約数ペア:

[(1, 285540640), (2, 142770320), (4, 71385160), (5, 57108128), (7, 40791520), (8, 35692580), (10, 28554064), (11, 25958240), (14, 20395760), (16, 17846290), (20, 14277032), (22, 12979120), (28, 10197880), (32, 8923145), (35, 8158304), (40, 7138516), (43, 6640480), (44, 6489560), (49, 5827360), (55, 5191648), (56, 5098940), (70, 4079152), (77, 3708320), (80, 3569258), (86, 3320240), (88, 3244780), (98, 2913680), (110, 2595824), (112, 2549470), (121, 2359840), (140, 2039576), (154, 1854160), (160, 1784629), (172, 1660120), (176, 1622390), (196, 1456840), (215, 1328096), (220, 1297912), (224, 1274735), (242, 1179920), (245, 1165472), (280, 1019788), (301, 948640), (308, 927080), (343, 832480), (344, 830060), (352, 811195), (385, 741664), (392, 728420), (430, 664048), (440, 648956), (473, 603680), (484, 589960), (490, 582736), (539, 529760), (560, 509894), (602, 474320), (605, 471968), (616, 463540), (686, 416240), (688, 415030), (770, 370832), (784, 364210), (847, 337120), (860, 332024), (880, 324478), (946, 301840), (968, 294980), (980, 291368), (1078, 264880), (1120, 254947), (1204, 237160), (1210, 235984), (1232, 231770), (1372, 208120), (1376, 207515), (1505, 189728), (1540, 185416), (1568, 182105), (1694, 168560), (1715, 166496), (1720, 166012), (1760, 162239), (1892, 150920), (1936, 147490), (1960, 145684), (2107, 135520), (2156, 132440), (2365, 120736), (2408, 118580), (2420, 117992), (2464, 115885), (2695, 105952), (2744, 104060), (3010, 94864), (3080, 92708), (3311, 86240), (3388, 84280), (3430, 83248), (3440, 83006), (3773, 75680), (3784, 75460), (3872, 73745), (3920, 72842), (4214, 67760), (4235, 67424), (4312, 66220), (4730, 60368), (4816, 59290), (4840, 58996), (5203, 54880), (5390, 52976), (5488, 52030), (5929, 48160), (6020, 47432), (6160, 46354), (6622, 43120), (6776, 42140), (6860, 41624), (6880, 41503), (7546, 37840), (7568, 37730), (7840, 36421), (8428, 33880), (8470, 33712), (8624, 33110), (9460, 30184), (9632, 29645), (9680, 29498), (10406, 27440), (10535, 27104), (10780, 26488), (10976, 26015), (11858, 24080), (12040, 23716), (12320, 23177), (13244, 21560), (13552, 21070), (13720, 20812), (14749, 19360), (15092, 18920), (15136, 18865), (16555, 17248), (16856, 16940)]