64428168

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 128

約数和(自身を含む): 193536000

約数和(自身を除く): 129107832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 89, 93, 124, 139, 168, 178, 186, 217, 248, 267, 278, 356, 372, 417, 434, 534, 556, 623, 651, 712, 744, 834, 868, 973, 1068, 1112, 1246, 1302, 1668, 1736, 1869, 1946, 2136, 2492, 2604, 2759, 2919, 3336, 3738, 3892, 4309, 4984, 5208, 5518, 5838, 7476, 7784, 8277, 8618, 11036, 11676, 12371, 12927, 14952, 16554, 17236, 19313, 22072, 23352, 24742, 25854, 30163, 33108, 34472, 37113, 38626, 49484, 51708, 57939, 60326, 66216, 74226, 77252, 86597, 90489, 98968, 103416, 115878, 120652, 148452, 154504, 173194, 180978, 231756, 241304, 259791, 296904, 346388, 361956, 383501, 463512, 519582, 692776, 723912, 767002, 1039164, 1150503, 1534004, 2078328, 2301006, 2684507, 3068008, 4602012, 5369014, 8053521, 9204024, 10738028, 16107042, 21476056, 32214084, 64428168]

約数ペア:

[(1, 64428168), (2, 32214084), (3, 21476056), (4, 16107042), (6, 10738028), (7, 9204024), (8, 8053521), (12, 5369014), (14, 4602012), (21, 3068008), (24, 2684507), (28, 2301006), (31, 2078328), (42, 1534004), (56, 1150503), (62, 1039164), (84, 767002), (89, 723912), (93, 692776), (124, 519582), (139, 463512), (168, 383501), (178, 361956), (186, 346388), (217, 296904), (248, 259791), (267, 241304), (278, 231756), (356, 180978), (372, 173194), (417, 154504), (434, 148452), (534, 120652), (556, 115878), (623, 103416), (651, 98968), (712, 90489), (744, 86597), (834, 77252), (868, 74226), (973, 66216), (1068, 60326), (1112, 57939), (1246, 51708), (1302, 49484), (1668, 38626), (1736, 37113), (1869, 34472), (1946, 33108), (2136, 30163), (2492, 25854), (2604, 24742), (2759, 23352), (2919, 22072), (3336, 19313), (3738, 17236), (3892, 16554), (4309, 14952), (4984, 12927), (5208, 12371), (5518, 11676), (5838, 11036), (7476, 8618), (7784, 8277)]