30910880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:239

約数の個数: 192

約数和(自身を含む): 98558208

約数和(自身を除く): 67647328

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 160, 176, 182, 193, 208, 220, 224, 260, 280, 286, 308, 352, 364, 385, 386, 416, 440, 455, 520, 560, 572, 616, 715, 728, 770, 772, 880, 910, 965, 1001, 1040, 1120, 1144, 1232, 1351, 1430, 1456, 1540, 1544, 1760, 1820, 1930, 2002, 2080, 2123, 2288, 2464, 2509, 2702, 2860, 2912, 3080, 3088, 3640, 3860, 4004, 4246, 4576, 5005, 5018, 5404, 5720, 6160, 6176, 6755, 7280, 7720, 8008, 8492, 10010, 10036, 10615, 10808, 11440, 12320, 12545, 13510, 14560, 14861, 15440, 16016, 16984, 17563, 20020, 20072, 21230, 21616, 22880, 25090, 27020, 27599, 29722, 30880, 32032, 33968, 35126, 40040, 40144, 42460, 43232, 50180, 54040, 55198, 59444, 67936, 70252, 74305, 80080, 80288, 84920, 87815, 100360, 108080, 110396, 118888, 137995, 140504, 148610, 160160, 169840, 175630, 193193, 200720, 216160, 220792, 237776, 275990, 281008, 297220, 339680, 351260, 386386, 401440, 441584, 475552, 551980, 562016, 594440, 702520, 772772, 883168, 965965, 1103960, 1188880, 1405040, 1545544, 1931930, 2207920, 2377760, 2810080, 3091088, 3863860, 4415840, 6182176, 7727720, 15455440, 30910880]

約数ペア:

[(1, 30910880), (2, 15455440), (4, 7727720), (5, 6182176), (7, 4415840), (8, 3863860), (10, 3091088), (11, 2810080), (13, 2377760), (14, 2207920), (16, 1931930), (20, 1545544), (22, 1405040), (26, 1188880), (28, 1103960), (32, 965965), (35, 883168), (40, 772772), (44, 702520), (52, 594440), (55, 562016), (56, 551980), (65, 475552), (70, 441584), (77, 401440), (80, 386386), (88, 351260), (91, 339680), (104, 297220), (110, 281008), (112, 275990), (130, 237776), (140, 220792), (143, 216160), (154, 200720), (160, 193193), (176, 175630), (182, 169840), (193, 160160), (208, 148610), (220, 140504), (224, 137995), (260, 118888), (280, 110396), (286, 108080), (308, 100360), (352, 87815), (364, 84920), (385, 80288), (386, 80080), (416, 74305), (440, 70252), (455, 67936), (520, 59444), (560, 55198), (572, 54040), (616, 50180), (715, 43232), (728, 42460), (770, 40144), (772, 40040), (880, 35126), (910, 33968), (965, 32032), (1001, 30880), (1040, 29722), (1120, 27599), (1144, 27020), (1232, 25090), (1351, 22880), (1430, 21616), (1456, 21230), (1540, 20072), (1544, 20020), (1760, 17563), (1820, 16984), (1930, 16016), (2002, 15440), (2080, 14861), (2123, 14560), (2288, 13510), (2464, 12545), (2509, 12320), (2702, 11440), (2860, 10808), (2912, 10615), (3080, 10036), (3088, 10010), (3640, 8492), (3860, 8008), (4004, 7720), (4246, 7280), (4576, 6755), (5005, 6176), (5018, 6160), (5404, 5720)]