247846488

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 684288000

約数和(自身を除く): 436441512

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 57, 62, 76, 89, 93, 114, 124, 152, 178, 186, 197, 228, 248, 267, 356, 372, 394, 456, 534, 589, 591, 712, 744, 788, 1068, 1178, 1182, 1576, 1691, 1767, 2136, 2356, 2364, 2759, 3382, 3534, 3743, 4712, 4728, 5073, 5518, 6107, 6764, 7068, 7486, 8277, 10146, 11036, 11229, 12214, 13528, 14136, 14972, 16554, 17533, 18321, 20292, 22072, 22458, 24428, 29944, 33108, 35066, 36642, 40584, 44916, 48856, 52421, 52599, 66216, 70132, 73284, 89832, 104842, 105198, 116033, 140264, 146568, 157263, 209684, 210396, 232066, 314526, 333127, 348099, 419368, 420792, 464132, 543523, 629052, 666254, 696198, 928264, 999381, 1087046, 1258104, 1332508, 1392396, 1630569, 1998762, 2174092, 2665016, 2784792, 3261138, 3997524, 4348184, 6522276, 7995048, 10326937, 13044552, 20653874, 30980811, 41307748, 61961622, 82615496, 123923244, 247846488]

約数ペア:

[(1, 247846488), (2, 123923244), (3, 82615496), (4, 61961622), (6, 41307748), (8, 30980811), (12, 20653874), (19, 13044552), (24, 10326937), (31, 7995048), (38, 6522276), (57, 4348184), (62, 3997524), (76, 3261138), (89, 2784792), (93, 2665016), (114, 2174092), (124, 1998762), (152, 1630569), (178, 1392396), (186, 1332508), (197, 1258104), (228, 1087046), (248, 999381), (267, 928264), (356, 696198), (372, 666254), (394, 629052), (456, 543523), (534, 464132), (589, 420792), (591, 419368), (712, 348099), (744, 333127), (788, 314526), (1068, 232066), (1178, 210396), (1182, 209684), (1576, 157263), (1691, 146568), (1767, 140264), (2136, 116033), (2356, 105198), (2364, 104842), (2759, 89832), (3382, 73284), (3534, 70132), (3743, 66216), (4712, 52599), (4728, 52421), (5073, 48856), (5518, 44916), (6107, 40584), (6764, 36642), (7068, 35066), (7486, 33108), (8277, 29944), (10146, 24428), (11036, 22458), (11229, 22072), (12214, 20292), (13528, 18321), (14136, 17533), (14972, 16554)]