278040984

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 256

約数和(自身を含む): 870912000

約数和(自身を除く): 592871016

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 19, 24, 26, 31, 34, 38, 39, 51, 52, 57, 62, 68, 76, 78, 89, 93, 102, 104, 114, 124, 136, 152, 156, 178, 186, 204, 221, 228, 247, 248, 267, 312, 323, 356, 372, 403, 408, 442, 456, 494, 527, 534, 589, 646, 663, 712, 741, 744, 806, 884, 969, 988, 1054, 1068, 1157, 1178, 1209, 1292, 1326, 1482, 1513, 1581, 1612, 1691, 1767, 1768, 1938, 1976, 2108, 2136, 2314, 2356, 2418, 2584, 2652, 2759, 2964, 3026, 3162, 3224, 3382, 3471, 3534, 3876, 4199, 4216, 4539, 4628, 4712, 4836, 5073, 5304, 5518, 5928, 6052, 6324, 6764, 6851, 6942, 7068, 7657, 7752, 8277, 8398, 9078, 9256, 9672, 10013, 10146, 11036, 12104, 12597, 12648, 13528, 13702, 13884, 14136, 15314, 16554, 16796, 18156, 19669, 20026, 20292, 20553, 21983, 22072, 22971, 25194, 27404, 27768, 28747, 30039, 30628, 33108, 33592, 35867, 36312, 39338, 40052, 40584, 41106, 43966, 45942, 46903, 50388, 52421, 54808, 57494, 59007, 60078, 61256, 65949, 66216, 71734, 78676, 80104, 82212, 86241, 87932, 91884, 93806, 100776, 104842, 107601, 114988, 118014, 120156, 130169, 131898, 140709, 143468, 157263, 157352, 164424, 172482, 175864, 183768, 187612, 209684, 215202, 229976, 236028, 240312, 260338, 263796, 281418, 286936, 314526, 344964, 373711, 375224, 390507, 419368, 430404, 472056, 520676, 527592, 562836, 609739, 629052, 681473, 689928, 747422, 781014, 860808, 891157, 1041352, 1121133, 1125672, 1219478, 1258104, 1362946, 1494844, 1562028, 1782314, 1829217, 2044419, 2242266, 2438956, 2673471, 2725892, 2989688, 3124056, 3564628, 3658434, 4088838, 4484532, 4877912, 5346942, 5451784, 7129256, 7316868, 8177676, 8969064, 10693884, 11585041, 14633736, 16355352, 21387768, 23170082, 34755123, 46340164, 69510246, 92680328, 139020492, 278040984]

約数ペア:

[(1, 278040984), (2, 139020492), (3, 92680328), (4, 69510246), (6, 46340164), (8, 34755123), (12, 23170082), (13, 21387768), (17, 16355352), (19, 14633736), (24, 11585041), (26, 10693884), (31, 8969064), (34, 8177676), (38, 7316868), (39, 7129256), (51, 5451784), (52, 5346942), (57, 4877912), (62, 4484532), (68, 4088838), (76, 3658434), (78, 3564628), (89, 3124056), (93, 2989688), (102, 2725892), (104, 2673471), (114, 2438956), (124, 2242266), (136, 2044419), (152, 1829217), (156, 1782314), (178, 1562028), (186, 1494844), (204, 1362946), (221, 1258104), (228, 1219478), (247, 1125672), (248, 1121133), (267, 1041352), (312, 891157), (323, 860808), (356, 781014), (372, 747422), (403, 689928), (408, 681473), (442, 629052), (456, 609739), (494, 562836), (527, 527592), (534, 520676), (589, 472056), (646, 430404), (663, 419368), (712, 390507), (741, 375224), (744, 373711), (806, 344964), (884, 314526), (969, 286936), (988, 281418), (1054, 263796), (1068, 260338), (1157, 240312), (1178, 236028), (1209, 229976), (1292, 215202), (1326, 209684), (1482, 187612), (1513, 183768), (1581, 175864), (1612, 172482), (1691, 164424), (1767, 157352), (1768, 157263), (1938, 143468), (1976, 140709), (2108, 131898), (2136, 130169), (2314, 120156), (2356, 118014), (2418, 114988), (2584, 107601), (2652, 104842), (2759, 100776), (2964, 93806), (3026, 91884), (3162, 87932), (3224, 86241), (3382, 82212), (3471, 80104), (3534, 78676), (3876, 71734), (4199, 66216), (4216, 65949), (4539, 61256), (4628, 60078), (4712, 59007), (4836, 57494), (5073, 54808), (5304, 52421), (5518, 50388), (5928, 46903), (6052, 45942), (6324, 43966), (6764, 41106), (6851, 40584), (6942, 40052), (7068, 39338), (7657, 36312), (7752, 35867), (8277, 33592), (8398, 33108), (9078, 30628), (9256, 30039), (9672, 28747), (10013, 27768), (10146, 27404), (11036, 25194), (12104, 22971), (12597, 22072), (12648, 21983), (13528, 20553), (13702, 20292), (13884, 20026), (14136, 19669), (15314, 18156), (16554, 16796)]