207307520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1361}}^1$

素因数の和:1406

約数の個数: 144

約数和(自身を含む): 601328448

約数和(自身を除く): 394020928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1280, 1360, 1361, 1792, 1904, 2176, 2240, 2380, 2720, 2722, 3808, 4352, 4480, 4760, 5440, 5444, 6805, 7616, 8960, 9520, 9527, 10880, 10888, 13610, 15232, 19040, 19054, 21760, 21776, 23137, 27220, 30464, 38080, 38108, 43552, 46274, 47635, 54440, 76160, 76216, 87104, 92548, 95270, 108880, 115685, 152320, 152432, 161959, 174208, 185096, 190540, 217760, 231370, 304864, 323918, 348416, 370192, 381080, 435520, 462740, 609728, 647836, 740384, 762160, 809795, 871040, 925480, 1219456, 1295672, 1480768, 1524320, 1619590, 1742080, 1850960, 2438912, 2591344, 2961536, 3048640, 3239180, 3701920, 5182688, 5923072, 6097280, 6478360, 7403840, 10365376, 12194560, 12956720, 14807680, 20730752, 25913440, 29615360, 41461504, 51826880, 103653760, 207307520]

約数ペア:

[(1, 207307520), (2, 103653760), (4, 51826880), (5, 41461504), (7, 29615360), (8, 25913440), (10, 20730752), (14, 14807680), (16, 12956720), (17, 12194560), (20, 10365376), (28, 7403840), (32, 6478360), (34, 6097280), (35, 5923072), (40, 5182688), (56, 3701920), (64, 3239180), (68, 3048640), (70, 2961536), (80, 2591344), (85, 2438912), (112, 1850960), (119, 1742080), (128, 1619590), (136, 1524320), (140, 1480768), (160, 1295672), (170, 1219456), (224, 925480), (238, 871040), (256, 809795), (272, 762160), (280, 740384), (320, 647836), (340, 609728), (448, 462740), (476, 435520), (544, 381080), (560, 370192), (595, 348416), (640, 323918), (680, 304864), (896, 231370), (952, 217760), (1088, 190540), (1120, 185096), (1190, 174208), (1280, 161959), (1360, 152432), (1361, 152320), (1792, 115685), (1904, 108880), (2176, 95270), (2240, 92548), (2380, 87104), (2720, 76216), (2722, 76160), (3808, 54440), (4352, 47635), (4480, 46274), (4760, 43552), (5440, 38108), (5444, 38080), (6805, 30464), (7616, 27220), (8960, 23137), (9520, 21776), (9527, 21760), (10880, 19054), (10888, 19040), (13610, 15232)]