398889456

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{13339}}^1$

素因数の和:13446

約数の個数: 80

約数和(自身を含む): 1190995200

約数和(自身を除く): 792105744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 89, 112, 168, 178, 267, 336, 356, 534, 623, 712, 1068, 1246, 1424, 1869, 2136, 2492, 3738, 4272, 4984, 7476, 9968, 13339, 14952, 26678, 29904, 40017, 53356, 80034, 93373, 106712, 160068, 186746, 213424, 280119, 320136, 373492, 560238, 640272, 746984, 1120476, 1187171, 1493968, 2240952, 2374342, 3561513, 4481904, 4748684, 7123026, 8310197, 9497368, 14246052, 16620394, 18994736, 24930591, 28492104, 33240788, 49861182, 56984208, 66481576, 99722364, 132963152, 199444728, 398889456]

約数ペア:

[(1, 398889456), (2, 199444728), (3, 132963152), (4, 99722364), (6, 66481576), (7, 56984208), (8, 49861182), (12, 33240788), (14, 28492104), (16, 24930591), (21, 18994736), (24, 16620394), (28, 14246052), (42, 9497368), (48, 8310197), (56, 7123026), (84, 4748684), (89, 4481904), (112, 3561513), (168, 2374342), (178, 2240952), (267, 1493968), (336, 1187171), (356, 1120476), (534, 746984), (623, 640272), (712, 560238), (1068, 373492), (1246, 320136), (1424, 280119), (1869, 213424), (2136, 186746), (2492, 160068), (3738, 106712), (4272, 93373), (4984, 80034), (7476, 53356), (9968, 40017), (13339, 29904), (14952, 26678)]