64521576

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:468

約数の個数: 128

約数和(自身を含む): 206976000

約数和(自身を除く): 142454424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 139, 168, 189, 216, 252, 278, 307, 378, 417, 504, 556, 614, 756, 834, 921, 973, 1112, 1228, 1251, 1512, 1668, 1842, 1946, 2149, 2456, 2502, 2763, 2919, 3336, 3684, 3753, 3892, 4298, 5004, 5526, 5838, 6447, 7368, 7506, 7784, 8289, 8596, 8757, 10008, 11052, 11676, 12894, 15012, 16578, 17192, 17514, 19341, 22104, 23352, 25788, 26271, 30024, 33156, 35028, 38682, 42673, 51576, 52542, 58023, 66312, 70056, 77364, 85346, 105084, 116046, 128019, 154728, 170692, 210168, 232092, 256038, 298711, 341384, 384057, 464184, 512076, 597422, 768114, 896133, 1024152, 1152171, 1194844, 1536228, 1792266, 2304342, 2389688, 2688399, 3072456, 3584532, 4608684, 5376798, 7169064, 8065197, 9217368, 10753596, 16130394, 21507192, 32260788, 64521576]

約数ペア:

[(1, 64521576), (2, 32260788), (3, 21507192), (4, 16130394), (6, 10753596), (7, 9217368), (8, 8065197), (9, 7169064), (12, 5376798), (14, 4608684), (18, 3584532), (21, 3072456), (24, 2688399), (27, 2389688), (28, 2304342), (36, 1792266), (42, 1536228), (54, 1194844), (56, 1152171), (63, 1024152), (72, 896133), (84, 768114), (108, 597422), (126, 512076), (139, 464184), (168, 384057), (189, 341384), (216, 298711), (252, 256038), (278, 232092), (307, 210168), (378, 170692), (417, 154728), (504, 128019), (556, 116046), (614, 105084), (756, 85346), (834, 77364), (921, 70056), (973, 66312), (1112, 58023), (1228, 52542), (1251, 51576), (1512, 42673), (1668, 38682), (1842, 35028), (1946, 33156), (2149, 30024), (2456, 26271), (2502, 25788), (2763, 23352), (2919, 22104), (3336, 19341), (3684, 17514), (3753, 17192), (3892, 16578), (4298, 15012), (5004, 12894), (5526, 11676), (5838, 11052), (6447, 10008), (7368, 8757), (7506, 8596), (7784, 8289)]