289406328

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:465

約数の個数: 128

約数和(自身を含む): 801792000

約数和(自身を除く): 512385672

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 57, 59, 62, 76, 93, 114, 118, 124, 152, 177, 186, 228, 236, 248, 347, 354, 372, 456, 472, 589, 694, 708, 744, 1041, 1121, 1178, 1388, 1416, 1767, 1829, 2082, 2242, 2356, 2776, 3363, 3534, 3658, 4164, 4484, 4712, 5487, 6593, 6726, 7068, 7316, 8328, 8968, 10757, 10974, 13186, 13452, 14136, 14632, 19779, 20473, 21514, 21948, 26372, 26904, 32271, 34751, 39558, 40946, 43028, 43896, 52744, 61419, 64542, 69502, 79116, 81892, 86056, 104253, 122838, 129084, 139004, 158232, 163784, 204383, 208506, 245676, 258168, 278008, 388987, 408766, 417012, 491352, 613149, 634663, 777974, 817532, 834024, 1166961, 1226298, 1269326, 1555948, 1635064, 1903989, 2333922, 2452596, 2538652, 3111896, 3807978, 4667844, 4905192, 5077304, 7615956, 9335688, 12058597, 15231912, 24117194, 36175791, 48234388, 72351582, 96468776, 144703164, 289406328]

約数ペア:

[(1, 289406328), (2, 144703164), (3, 96468776), (4, 72351582), (6, 48234388), (8, 36175791), (12, 24117194), (19, 15231912), (24, 12058597), (31, 9335688), (38, 7615956), (57, 5077304), (59, 4905192), (62, 4667844), (76, 3807978), (93, 3111896), (114, 2538652), (118, 2452596), (124, 2333922), (152, 1903989), (177, 1635064), (186, 1555948), (228, 1269326), (236, 1226298), (248, 1166961), (347, 834024), (354, 817532), (372, 777974), (456, 634663), (472, 613149), (589, 491352), (694, 417012), (708, 408766), (744, 388987), (1041, 278008), (1121, 258168), (1178, 245676), (1388, 208506), (1416, 204383), (1767, 163784), (1829, 158232), (2082, 139004), (2242, 129084), (2356, 122838), (2776, 104253), (3363, 86056), (3534, 81892), (3658, 79116), (4164, 69502), (4484, 64542), (4712, 61419), (5487, 52744), (6593, 43896), (6726, 43028), (7068, 40946), (7316, 39558), (8328, 34751), (8968, 32271), (10757, 26904), (10974, 26372), (13186, 21948), (13452, 21514), (14136, 20473), (14632, 19779)]