158475520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{769}}^1$

素因数の和:820

約数の個数: 144

約数和(自身を含む): 453277440

約数和(自身を除く): 294801920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 256, 280, 320, 322, 368, 448, 460, 560, 640, 644, 736, 769, 805, 896, 920, 1120, 1280, 1288, 1472, 1538, 1610, 1792, 1840, 2240, 2576, 2944, 3076, 3220, 3680, 3845, 4480, 5152, 5383, 5888, 6152, 6440, 7360, 7690, 8960, 10304, 10766, 12304, 12880, 14720, 15380, 17687, 20608, 21532, 24608, 25760, 26915, 29440, 30760, 35374, 41216, 43064, 49216, 51520, 53830, 61520, 70748, 86128, 88435, 98432, 103040, 107660, 123040, 123809, 141496, 172256, 176870, 196864, 206080, 215320, 246080, 247618, 282992, 344512, 353740, 430640, 492160, 495236, 565984, 619045, 689024, 707480, 861280, 984320, 990472, 1131968, 1238090, 1378048, 1414960, 1722560, 1980944, 2263936, 2476180, 2829920, 3445120, 3961888, 4527872, 4952360, 5659840, 6890240, 7923776, 9904720, 11319680, 15847552, 19809440, 22639360, 31695104, 39618880, 79237760, 158475520]

約数ペア:

[(1, 158475520), (2, 79237760), (4, 39618880), (5, 31695104), (7, 22639360), (8, 19809440), (10, 15847552), (14, 11319680), (16, 9904720), (20, 7923776), (23, 6890240), (28, 5659840), (32, 4952360), (35, 4527872), (40, 3961888), (46, 3445120), (56, 2829920), (64, 2476180), (70, 2263936), (80, 1980944), (92, 1722560), (112, 1414960), (115, 1378048), (128, 1238090), (140, 1131968), (160, 990472), (161, 984320), (184, 861280), (224, 707480), (230, 689024), (256, 619045), (280, 565984), (320, 495236), (322, 492160), (368, 430640), (448, 353740), (460, 344512), (560, 282992), (640, 247618), (644, 246080), (736, 215320), (769, 206080), (805, 196864), (896, 176870), (920, 172256), (1120, 141496), (1280, 123809), (1288, 123040), (1472, 107660), (1538, 103040), (1610, 98432), (1792, 88435), (1840, 86128), (2240, 70748), (2576, 61520), (2944, 53830), (3076, 51520), (3220, 49216), (3680, 43064), (3845, 41216), (4480, 35374), (5152, 30760), (5383, 29440), (5888, 26915), (6152, 25760), (6440, 24608), (7360, 21532), (7690, 20608), (8960, 17687), (10304, 15380), (10766, 14720), (12304, 12880)]