255973760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3361}}^1$

素因数の和:3404

約数の個数: 128

約数和(自身を含む): 740715840

約数和(自身を除く): 484742080

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, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1360, 1904, 2176, 2240, 2380, 2720, 3361, 3808, 4480, 4760, 5440, 6722, 7616, 9520, 10880, 13444, 15232, 16805, 19040, 23527, 26888, 33610, 38080, 47054, 53776, 57137, 67220, 76160, 94108, 107552, 114274, 117635, 134440, 188216, 215104, 228548, 235270, 268880, 285685, 376432, 399959, 430208, 457096, 470540, 537760, 571370, 752864, 799918, 914192, 941080, 1075520, 1142740, 1505728, 1599836, 1828384, 1882160, 1999795, 2151040, 2285480, 3011456, 3199672, 3656768, 3764320, 3999590, 4570960, 6399344, 7313536, 7528640, 7999180, 9141920, 12798688, 15057280, 15998360, 18283840, 25597376, 31996720, 36567680, 51194752, 63993440, 127986880, 255973760]

約数ペア:

[(1, 255973760), (2, 127986880), (4, 63993440), (5, 51194752), (7, 36567680), (8, 31996720), (10, 25597376), (14, 18283840), (16, 15998360), (17, 15057280), (20, 12798688), (28, 9141920), (32, 7999180), (34, 7528640), (35, 7313536), (40, 6399344), (56, 4570960), (64, 3999590), (68, 3764320), (70, 3656768), (80, 3199672), (85, 3011456), (112, 2285480), (119, 2151040), (128, 1999795), (136, 1882160), (140, 1828384), (160, 1599836), (170, 1505728), (224, 1142740), (238, 1075520), (272, 941080), (280, 914192), (320, 799918), (340, 752864), (448, 571370), (476, 537760), (544, 470540), (560, 457096), (595, 430208), (640, 399959), (680, 376432), (896, 285685), (952, 268880), (1088, 235270), (1120, 228548), (1190, 215104), (1360, 188216), (1904, 134440), (2176, 117635), (2240, 114274), (2380, 107552), (2720, 94108), (3361, 76160), (3808, 67220), (4480, 57137), (4760, 53776), (5440, 47054), (6722, 38080), (7616, 33610), (9520, 26888), (10880, 23527), (13444, 19040), (15232, 16805)]