390091520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 288

約数和(自身を含む): 1223849088

約数和(自身を除く): 833757568

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 52, 56, 64, 65, 68, 70, 80, 85, 91, 104, 112, 119, 128, 130, 136, 140, 160, 170, 182, 197, 208, 221, 224, 238, 256, 260, 272, 280, 320, 340, 364, 394, 416, 442, 448, 455, 476, 520, 544, 560, 595, 640, 680, 728, 788, 832, 884, 896, 910, 952, 985, 1040, 1088, 1105, 1120, 1190, 1280, 1360, 1379, 1456, 1547, 1576, 1664, 1768, 1792, 1820, 1904, 1970, 2080, 2176, 2210, 2240, 2380, 2561, 2720, 2758, 2912, 3094, 3152, 3328, 3349, 3536, 3640, 3808, 3940, 4160, 4352, 4420, 4480, 4760, 5122, 5440, 5516, 5824, 6188, 6304, 6698, 6895, 7072, 7280, 7616, 7735, 7880, 8320, 8840, 8960, 9520, 10244, 10880, 11032, 11648, 12376, 12608, 12805, 13396, 13790, 14144, 14560, 15232, 15470, 15760, 16640, 16745, 17680, 17927, 19040, 20488, 21760, 22064, 23296, 23443, 24752, 25216, 25610, 26792, 27580, 28288, 29120, 30464, 30940, 31520, 33490, 35360, 35854, 38080, 40976, 43537, 44128, 46886, 49504, 50432, 51220, 53584, 55160, 56576, 58240, 61880, 63040, 66980, 70720, 71708, 76160, 81952, 87074, 88256, 89635, 93772, 99008, 102440, 107168, 110320, 116480, 117215, 123760, 126080, 133960, 141440, 143416, 152320, 163904, 174148, 176512, 179270, 187544, 198016, 204880, 214336, 217685, 220640, 234430, 247520, 252160, 267920, 282880, 286832, 304759, 327808, 348296, 353024, 358540, 375088, 396032, 409760, 428672, 435370, 441280, 468860, 495040, 535840, 573664, 609518, 655616, 696592, 717080, 750176, 819520, 857344, 870740, 882560, 937720, 990080, 1071680, 1147328, 1219036, 1393184, 1434160, 1500352, 1523795, 1639040, 1741480, 1765120, 1875440, 1980160, 2143360, 2294656, 2438072, 2786368, 2868320, 3000704, 3047590, 3278080, 3482960, 3750880, 4286720, 4589312, 4876144, 5572736, 5736640, 6001408, 6095180, 6965920, 7501760, 9752288, 11145472, 11473280, 12190360, 13931840, 15003520, 19504576, 22946560, 24380720, 27863680, 30007040, 39009152, 48761440, 55727360, 78018304, 97522880, 195045760, 390091520]

約数ペア:

[(1, 390091520), (2, 195045760), (4, 97522880), (5, 78018304), (7, 55727360), (8, 48761440), (10, 39009152), (13, 30007040), (14, 27863680), (16, 24380720), (17, 22946560), (20, 19504576), (26, 15003520), (28, 13931840), (32, 12190360), (34, 11473280), (35, 11145472), (40, 9752288), (52, 7501760), (56, 6965920), (64, 6095180), (65, 6001408), (68, 5736640), (70, 5572736), (80, 4876144), (85, 4589312), (91, 4286720), (104, 3750880), (112, 3482960), (119, 3278080), (128, 3047590), (130, 3000704), (136, 2868320), (140, 2786368), (160, 2438072), (170, 2294656), (182, 2143360), (197, 1980160), (208, 1875440), (221, 1765120), (224, 1741480), (238, 1639040), (256, 1523795), (260, 1500352), (272, 1434160), (280, 1393184), (320, 1219036), (340, 1147328), (364, 1071680), (394, 990080), (416, 937720), (442, 882560), (448, 870740), (455, 857344), (476, 819520), (520, 750176), (544, 717080), (560, 696592), (595, 655616), (640, 609518), (680, 573664), (728, 535840), (788, 495040), (832, 468860), (884, 441280), (896, 435370), (910, 428672), (952, 409760), (985, 396032), (1040, 375088), (1088, 358540), (1105, 353024), (1120, 348296), (1190, 327808), (1280, 304759), (1360, 286832), (1379, 282880), (1456, 267920), (1547, 252160), (1576, 247520), (1664, 234430), (1768, 220640), (1792, 217685), (1820, 214336), (1904, 204880), (1970, 198016), (2080, 187544), (2176, 179270), (2210, 176512), (2240, 174148), (2380, 163904), (2561, 152320), (2720, 143416), (2758, 141440), (2912, 133960), (3094, 126080), (3152, 123760), (3328, 117215), (3349, 116480), (3536, 110320), (3640, 107168), (3808, 102440), (3940, 99008), (4160, 93772), (4352, 89635), (4420, 88256), (4480, 87074), (4760, 81952), (5122, 76160), (5440, 71708), (5516, 70720), (5824, 66980), (6188, 63040), (6304, 61880), (6698, 58240), (6895, 56576), (7072, 55160), (7280, 53584), (7616, 51220), (7735, 50432), (7880, 49504), (8320, 46886), (8840, 44128), (8960, 43537), (9520, 40976), (10244, 38080), (10880, 35854), (11032, 35360), (11648, 33490), (12376, 31520), (12608, 30940), (12805, 30464), (13396, 29120), (13790, 28288), (14144, 27580), (14560, 26792), (15232, 25610), (15470, 25216), (15760, 24752), (16640, 23443), (16745, 23296), (17680, 22064), (17927, 21760), (19040, 20488)]