80810040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{67}}^1$

素因数の和:146

約数の個数: 192

約数和(自身を含む): 270748800

約数和(自身を除く): 189938760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 67, 69, 76, 92, 95, 114, 115, 120, 134, 138, 152, 184, 190, 201, 228, 230, 268, 276, 285, 335, 345, 380, 402, 437, 456, 460, 529, 536, 552, 570, 670, 690, 760, 804, 874, 920, 1005, 1058, 1140, 1273, 1311, 1340, 1380, 1541, 1587, 1608, 1748, 2010, 2116, 2185, 2280, 2546, 2622, 2645, 2680, 2760, 3082, 3174, 3496, 3819, 4020, 4232, 4370, 4623, 5092, 5244, 5290, 6164, 6348, 6365, 6555, 7638, 7705, 7935, 8040, 8740, 9246, 10051, 10184, 10488, 10580, 12328, 12696, 12730, 13110, 15276, 15410, 15870, 17480, 18492, 19095, 20102, 21160, 23115, 25460, 26220, 29279, 30153, 30552, 30820, 31740, 35443, 36984, 38190, 40204, 46230, 50255, 50920, 52440, 58558, 60306, 61640, 63480, 70886, 76380, 80408, 87837, 92460, 100510, 106329, 117116, 120612, 141772, 146395, 150765, 152760, 175674, 177215, 184920, 201020, 212658, 234232, 241224, 283544, 292790, 301530, 351348, 354430, 402040, 425316, 439185, 531645, 585580, 603060, 673417, 702696, 708860, 850632, 878370, 1063290, 1171160, 1206120, 1346834, 1417720, 1756740, 2020251, 2126580, 2693668, 3367085, 3513480, 4040502, 4253160, 5387336, 6734170, 8081004, 10101255, 13468340, 16162008, 20202510, 26936680, 40405020, 80810040]

約数ペア:

[(1, 80810040), (2, 40405020), (3, 26936680), (4, 20202510), (5, 16162008), (6, 13468340), (8, 10101255), (10, 8081004), (12, 6734170), (15, 5387336), (19, 4253160), (20, 4040502), (23, 3513480), (24, 3367085), (30, 2693668), (38, 2126580), (40, 2020251), (46, 1756740), (57, 1417720), (60, 1346834), (67, 1206120), (69, 1171160), (76, 1063290), (92, 878370), (95, 850632), (114, 708860), (115, 702696), (120, 673417), (134, 603060), (138, 585580), (152, 531645), (184, 439185), (190, 425316), (201, 402040), (228, 354430), (230, 351348), (268, 301530), (276, 292790), (285, 283544), (335, 241224), (345, 234232), (380, 212658), (402, 201020), (437, 184920), (456, 177215), (460, 175674), (529, 152760), (536, 150765), (552, 146395), (570, 141772), (670, 120612), (690, 117116), (760, 106329), (804, 100510), (874, 92460), (920, 87837), (1005, 80408), (1058, 76380), (1140, 70886), (1273, 63480), (1311, 61640), (1340, 60306), (1380, 58558), (1541, 52440), (1587, 50920), (1608, 50255), (1748, 46230), (2010, 40204), (2116, 38190), (2185, 36984), (2280, 35443), (2546, 31740), (2622, 30820), (2645, 30552), (2680, 30153), (2760, 29279), (3082, 26220), (3174, 25460), (3496, 23115), (3819, 21160), (4020, 20102), (4232, 19095), (4370, 18492), (4623, 17480), (5092, 15870), (5244, 15410), (5290, 15276), (6164, 13110), (6348, 12730), (6365, 12696), (6555, 12328), (7638, 10580), (7705, 10488), (7935, 10184), (8040, 10051), (8740, 9246)]