128518128

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{439}}^1$

素因数の和:579

約数の個数: 120

約数和(自身を含む): 383011200

約数和(自身を除く): 254493072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 107, 114, 144, 152, 171, 214, 228, 304, 321, 342, 428, 439, 456, 642, 684, 856, 878, 912, 963, 1284, 1317, 1368, 1712, 1756, 1926, 2033, 2568, 2634, 2736, 3512, 3852, 3951, 4066, 5136, 5268, 6099, 7024, 7704, 7902, 8132, 8341, 10536, 12198, 15408, 15804, 16264, 16682, 18297, 21072, 24396, 25023, 31608, 32528, 33364, 36594, 46973, 48792, 50046, 63216, 66728, 73188, 75069, 93946, 97584, 100092, 133456, 140919, 146376, 150138, 187892, 200184, 281838, 292752, 300276, 375784, 400368, 422757, 563676, 600552, 751568, 845514, 892487, 1127352, 1201104, 1691028, 1784974, 2254704, 2677461, 3382056, 3569948, 5354922, 6764112, 7139896, 8032383, 10709844, 14279792, 16064766, 21419688, 32129532, 42839376, 64259064, 128518128]

約数ペア:

[(1, 128518128), (2, 64259064), (3, 42839376), (4, 32129532), (6, 21419688), (8, 16064766), (9, 14279792), (12, 10709844), (16, 8032383), (18, 7139896), (19, 6764112), (24, 5354922), (36, 3569948), (38, 3382056), (48, 2677461), (57, 2254704), (72, 1784974), (76, 1691028), (107, 1201104), (114, 1127352), (144, 892487), (152, 845514), (171, 751568), (214, 600552), (228, 563676), (304, 422757), (321, 400368), (342, 375784), (428, 300276), (439, 292752), (456, 281838), (642, 200184), (684, 187892), (856, 150138), (878, 146376), (912, 140919), (963, 133456), (1284, 100092), (1317, 97584), (1368, 93946), (1712, 75069), (1756, 73188), (1926, 66728), (2033, 63216), (2568, 50046), (2634, 48792), (2736, 46973), (3512, 36594), (3852, 33364), (3951, 32528), (4066, 31608), (5136, 25023), (5268, 24396), (6099, 21072), (7024, 18297), (7704, 16682), (7902, 16264), (8132, 15804), (8341, 15408), (10536, 12198)]