15455440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:237

約数の個数: 160

約数和(自身を含む): 48496896

約数和(自身を除く): 33041456

約数列:

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

約数ペア:

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