639781719.0000000000

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1381}}^1$

素因数の和:1626

約数の個数: 128

約数和(自身を含む): 8931479040

約数和(自身を除く): 5692912512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 197, 248, 372, 384, 394, 496, 591, 744, 788, 992, 1182, 1381, 1488, 1576, 1984, 2364, 2762, 2976, 3152, 3968, 4143, 4728, 5524, 5952, 6107, 6304, 8286, 9456, 11048, 11904, 12214, 12608, 16572, 18321, 18912, 22096, 24428, 25216, 33144, 36642, 37824, 42811, 44192, 48856, 66288, 73284, 75648, 85622, 88384, 97712, 128433, 132576, 146568, 171244, 176768, 195424, 256866, 265152, 272057, 293136, 342488, 390848, 513732, 530304, 544114, 586272, 684976, 781696, 816171, 1027464, 1088228, 1172544, 1369952, 1632342, 2054928, 2176456, 2345088, 2739904, 3264684, 4109856, 4352912, 5479808, 6529368, 8219712, 8433767, 8705824, 13058736, 16439424, 16867534, 17411648, 25301301, 26117472, 33735068, 34823296, 50602602, 52234944, 67470136, 101205204, 104469888, 134940272, 202410408, 269880544, 404820816, 539761088, 809641632, 1079522176, 1619283264, 3238566528]

約数ペア:

[(1, 3238566528), (2, 1619283264), (3, 1079522176), (4, 809641632), (6, 539761088), (8, 404820816), (12, 269880544), (16, 202410408), (24, 134940272), (31, 104469888), (32, 101205204), (48, 67470136), (62, 52234944), (64, 50602602), (93, 34823296), (96, 33735068), (124, 26117472), (128, 25301301), (186, 17411648), (192, 16867534), (197, 16439424), (248, 13058736), (372, 8705824), (384, 8433767), (394, 8219712), (496, 6529368), (591, 5479808), (744, 4352912), (788, 4109856), (992, 3264684), (1182, 2739904), (1381, 2345088), (1488, 2176456), (1576, 2054928), (1984, 1632342), (2364, 1369952), (2762, 1172544), (2976, 1088228), (3152, 1027464), (3968, 816171), (4143, 781696), (4728, 684976), (5524, 586272), (5952, 544114), (6107, 530304), (6304, 513732), (8286, 390848), (9456, 342488), (11048, 293136), (11904, 272057), (12214, 265152), (12608, 256866), (16572, 195424), (18321, 176768), (18912, 171244), (22096, 146568), (24428, 132576), (25216, 128433), (33144, 97712), (36642, 88384), (37824, 85622), (42811, 75648), (44192, 73284), (48856, 66288)]