396423471256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1\times {\mathrm{128939}}^1$

素因数の和:129256

約数の個数: 64

約数和(自身を含む): 793754640000

約数和(自身を除く): 397331168744

約数列:

[1, 2, 4, 8, 19, 38, 76, 113, 152, 179, 226, 358, 452, 716, 904, 1432, 2147, 3401, 4294, 6802, 8588, 13604, 17176, 20227, 27208, 40454, 80908, 128939, 161816, 257878, 384313, 515756, 768626, 1031512, 1537252, 2449841, 3074504, 4899682, 9799364, 14570107, 19598728, 23080081, 29140214, 46160162, 58280428, 92320324, 116560856, 184640648, 276832033, 438521539, 553664066, 877043078, 1107328132, 1754086156, 2214656264, 2608049153, 3508172312, 5216098306, 10432196612, 20864393224, 49552933907, 99105867814, 198211735628, 396423471256]

約数ペア:

[(1, 396423471256), (2, 198211735628), (4, 99105867814), (8, 49552933907), (19, 20864393224), (38, 10432196612), (76, 5216098306), (113, 3508172312), (152, 2608049153), (179, 2214656264), (226, 1754086156), (358, 1107328132), (452, 877043078), (716, 553664066), (904, 438521539), (1432, 276832033), (2147, 184640648), (3401, 116560856), (4294, 92320324), (6802, 58280428), (8588, 46160162), (13604, 29140214), (17176, 23080081), (20227, 19598728), (27208, 14570107), (40454, 9799364), (80908, 4899682), (128939, 3074504), (161816, 2449841), (257878, 1537252), (384313, 1031512), (515756, 768626)]