1288152040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{124339}}^1$

素因数の和:124394

約数の個数: 64

約数和(自身を含む): 3401942400

約数和(自身を除く): 2113790360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 124339, 248678, 497356, 621695, 870373, 994712, 1243390, 1740746, 2486780, 3481492, 4351865, 4600543, 4973560, 6962984, 8703730, 9201086, 17407460, 18402172, 23002715, 32203801, 34814920, 36804344, 46005430, 64407602, 92010860, 128815204, 161019005, 184021720, 257630408, 322038010, 644076020, 1288152040]

約数ペア:

[(1, 1288152040), (2, 644076020), (4, 322038010), (5, 257630408), (7, 184021720), (8, 161019005), (10, 128815204), (14, 92010860), (20, 64407602), (28, 46005430), (35, 36804344), (37, 34814920), (40, 32203801), (56, 23002715), (70, 18402172), (74, 17407460), (140, 9201086), (148, 8703730), (185, 6962984), (259, 4973560), (280, 4600543), (296, 4351865), (370, 3481492), (518, 2486780), (740, 1740746), (1036, 1243390), (1295, 994712), (1480, 870373), (2072, 621695), (2590, 497356), (5180, 248678), (10360, 124339)]