255360144

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:405

約数の個数: 160

約数和(自身を含む): 752840704

約数和(自身を除く): 497480560

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 43, 48, 52, 62, 78, 86, 93, 104, 124, 129, 156, 172, 186, 208, 248, 258, 307, 312, 344, 372, 403, 496, 516, 559, 614, 624, 688, 744, 806, 921, 1032, 1118, 1209, 1228, 1333, 1488, 1612, 1677, 1842, 2064, 2236, 2418, 2456, 2666, 3224, 3354, 3684, 3991, 3999, 4472, 4836, 4912, 5332, 6448, 6708, 7368, 7982, 7998, 8944, 9517, 9672, 10664, 11973, 13201, 13416, 14736, 15964, 15996, 17329, 19034, 19344, 21328, 23946, 26402, 26832, 28551, 31928, 31992, 34658, 38068, 39603, 47892, 51987, 52804, 57102, 63856, 63984, 69316, 76136, 79206, 95784, 103974, 105608, 114204, 123721, 138632, 152272, 158412, 171613, 191568, 207948, 211216, 228408, 247442, 277264, 316824, 343226, 371163, 409231, 415896, 456816, 494884, 514839, 633648, 686452, 742326, 818462, 831792, 989768, 1029678, 1227693, 1372904, 1484652, 1636924, 1979536, 2059356, 2455386, 2745808, 2969304, 3273848, 4118712, 4910772, 5320003, 5938608, 6547696, 8237424, 9821544, 10640006, 15960009, 19643088, 21280012, 31920018, 42560024, 63840036, 85120048, 127680072, 255360144]

約数ペア:

[(1, 255360144), (2, 127680072), (3, 85120048), (4, 63840036), (6, 42560024), (8, 31920018), (12, 21280012), (13, 19643088), (16, 15960009), (24, 10640006), (26, 9821544), (31, 8237424), (39, 6547696), (43, 5938608), (48, 5320003), (52, 4910772), (62, 4118712), (78, 3273848), (86, 2969304), (93, 2745808), (104, 2455386), (124, 2059356), (129, 1979536), (156, 1636924), (172, 1484652), (186, 1372904), (208, 1227693), (248, 1029678), (258, 989768), (307, 831792), (312, 818462), (344, 742326), (372, 686452), (403, 633648), (496, 514839), (516, 494884), (559, 456816), (614, 415896), (624, 409231), (688, 371163), (744, 343226), (806, 316824), (921, 277264), (1032, 247442), (1118, 228408), (1209, 211216), (1228, 207948), (1333, 191568), (1488, 171613), (1612, 158412), (1677, 152272), (1842, 138632), (2064, 123721), (2236, 114204), (2418, 105608), (2456, 103974), (2666, 95784), (3224, 79206), (3354, 76136), (3684, 69316), (3991, 63984), (3999, 63856), (4472, 57102), (4836, 52804), (4912, 51987), (5332, 47892), (6448, 39603), (6708, 38068), (7368, 34658), (7982, 31992), (7998, 31928), (8944, 28551), (9517, 26832), (9672, 26402), (10664, 23946), (11973, 21328), (13201, 19344), (13416, 19034), (14736, 17329), (15964, 15996)]