280214704

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:120

約数の個数: 240

約数和(自身を含む): 759951360

約数和(自身を除く): 479736656

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 29, 31, 44, 46, 56, 58, 62, 77, 88, 92, 112, 116, 121, 124, 154, 161, 176, 184, 203, 217, 232, 242, 248, 253, 308, 319, 322, 341, 368, 406, 434, 464, 484, 496, 506, 616, 638, 644, 667, 682, 713, 812, 847, 868, 899, 968, 1012, 1232, 1276, 1288, 1334, 1364, 1426, 1624, 1694, 1736, 1771, 1798, 1936, 2024, 2233, 2387, 2552, 2576, 2668, 2728, 2783, 2852, 3248, 3388, 3472, 3509, 3542, 3596, 3751, 4048, 4466, 4669, 4774, 4991, 5104, 5336, 5456, 5566, 5704, 6293, 6776, 7018, 7084, 7192, 7337, 7502, 7843, 8932, 9338, 9548, 9889, 9982, 10672, 11132, 11408, 12586, 13552, 14036, 14168, 14384, 14674, 15004, 15686, 17864, 18676, 19096, 19481, 19778, 19964, 20677, 22264, 24563, 25172, 26257, 28072, 28336, 29348, 30008, 31372, 35728, 37352, 38192, 38962, 39556, 39928, 41354, 44528, 49126, 50344, 51359, 52514, 54901, 56144, 58696, 60016, 62744, 69223, 74704, 77924, 79112, 79856, 80707, 82708, 86273, 98252, 100688, 102718, 105028, 108779, 109802, 117392, 125488, 138446, 144739, 155848, 158224, 161414, 165416, 172546, 196504, 205436, 210056, 217558, 219604, 227447, 276892, 289478, 311696, 322828, 330832, 345092, 393008, 410872, 420112, 435116, 439208, 454894, 553784, 564949, 578956, 603911, 645656, 690184, 761453, 821744, 870232, 878416, 909788, 1107568, 1129898, 1157912, 1207822, 1291312, 1380368, 1522906, 1592129, 1740464, 1819576, 2259796, 2315824, 2415644, 2501917, 3045812, 3184258, 3639152, 4519592, 4831288, 5003834, 6091624, 6368516, 9039184, 9662576, 10007668, 12183248, 12737032, 17513419, 20015336, 25474064, 35026838, 40030672, 70053676, 140107352, 280214704]

約数ペア:

[(1, 280214704), (2, 140107352), (4, 70053676), (7, 40030672), (8, 35026838), (11, 25474064), (14, 20015336), (16, 17513419), (22, 12737032), (23, 12183248), (28, 10007668), (29, 9662576), (31, 9039184), (44, 6368516), (46, 6091624), (56, 5003834), (58, 4831288), (62, 4519592), (77, 3639152), (88, 3184258), (92, 3045812), (112, 2501917), (116, 2415644), (121, 2315824), (124, 2259796), (154, 1819576), (161, 1740464), (176, 1592129), (184, 1522906), (203, 1380368), (217, 1291312), (232, 1207822), (242, 1157912), (248, 1129898), (253, 1107568), (308, 909788), (319, 878416), (322, 870232), (341, 821744), (368, 761453), (406, 690184), (434, 645656), (464, 603911), (484, 578956), (496, 564949), (506, 553784), (616, 454894), (638, 439208), (644, 435116), (667, 420112), (682, 410872), (713, 393008), (812, 345092), (847, 330832), (868, 322828), (899, 311696), (968, 289478), (1012, 276892), (1232, 227447), (1276, 219604), (1288, 217558), (1334, 210056), (1364, 205436), (1426, 196504), (1624, 172546), (1694, 165416), (1736, 161414), (1771, 158224), (1798, 155848), (1936, 144739), (2024, 138446), (2233, 125488), (2387, 117392), (2552, 109802), (2576, 108779), (2668, 105028), (2728, 102718), (2783, 100688), (2852, 98252), (3248, 86273), (3388, 82708), (3472, 80707), (3509, 79856), (3542, 79112), (3596, 77924), (3751, 74704), (4048, 69223), (4466, 62744), (4669, 60016), (4774, 58696), (4991, 56144), (5104, 54901), (5336, 52514), (5456, 51359), (5566, 50344), (5704, 49126), (6293, 44528), (6776, 41354), (7018, 39928), (7084, 39556), (7192, 38962), (7337, 38192), (7502, 37352), (7843, 35728), (8932, 31372), (9338, 30008), (9548, 29348), (9889, 28336), (9982, 28072), (10672, 26257), (11132, 25172), (11408, 24563), (12586, 22264), (13552, 20677), (14036, 19964), (14168, 19778), (14384, 19481), (14674, 19096), (15004, 18676), (15686, 17864)]