1945534920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{49279}}^1$

素因数の和:49347

約数の個数: 128

約数和(自身を含む): 6812467200

約数和(自身を除く): 4866932280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 564, 658, 705, 840, 940, 987, 1128, 1316, 1410, 1645, 1880, 1974, 2632, 2820, 3290, 3948, 4935, 5640, 6580, 7896, 9870, 13160, 19740, 39480, 49279, 98558, 147837, 197116, 246395, 295674, 344953, 394232, 492790, 591348, 689906, 739185, 985580, 1034859, 1182696, 1379812, 1478370, 1724765, 1971160, 2069718, 2316113, 2759624, 2956740, 3449530, 4139436, 4632226, 5174295, 5913480, 6899060, 6948339, 8278872, 9264452, 10348590, 11580565, 13798120, 13896678, 16212791, 18528904, 20697180, 23161130, 27793356, 32425582, 34741695, 41394360, 46322260, 48638373, 55586712, 64851164, 69483390, 81063955, 92644520, 97276746, 129702328, 138966780, 162127910, 194553492, 243191865, 277933560, 324255820, 389106984, 486383730, 648511640, 972767460, 1945534920]

約数ペア:

[(1, 1945534920), (2, 972767460), (3, 648511640), (4, 486383730), (5, 389106984), (6, 324255820), (7, 277933560), (8, 243191865), (10, 194553492), (12, 162127910), (14, 138966780), (15, 129702328), (20, 97276746), (21, 92644520), (24, 81063955), (28, 69483390), (30, 64851164), (35, 55586712), (40, 48638373), (42, 46322260), (47, 41394360), (56, 34741695), (60, 32425582), (70, 27793356), (84, 23161130), (94, 20697180), (105, 18528904), (120, 16212791), (140, 13896678), (141, 13798120), (168, 11580565), (188, 10348590), (210, 9264452), (235, 8278872), (280, 6948339), (282, 6899060), (329, 5913480), (376, 5174295), (420, 4632226), (470, 4139436), (564, 3449530), (658, 2956740), (705, 2759624), (840, 2316113), (940, 2069718), (987, 1971160), (1128, 1724765), (1316, 1478370), (1410, 1379812), (1645, 1182696), (1880, 1034859), (1974, 985580), (2632, 739185), (2820, 689906), (3290, 591348), (3948, 492790), (4935, 394232), (5640, 344953), (6580, 295674), (7896, 246395), (9870, 197116), (13160, 147837), (19740, 98558), (39480, 49279)]