12161520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:172

約数の個数: 240

約数和(自身を含む): 49520640

約数和(自身を除く): 37359120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 127, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 254, 266, 280, 285, 304, 315, 336, 342, 360, 380, 381, 399, 420, 456, 504, 508, 532, 560, 570, 630, 635, 665, 684, 720, 760, 762, 798, 840, 855, 889, 912, 1008, 1016, 1064, 1140, 1143, 1197, 1260, 1270, 1330, 1368, 1520, 1524, 1596, 1680, 1710, 1778, 1905, 1995, 2032, 2128, 2280, 2286, 2394, 2413, 2520, 2540, 2660, 2667, 2736, 3048, 3192, 3420, 3556, 3810, 3990, 4445, 4560, 4572, 4788, 4826, 5040, 5080, 5320, 5334, 5715, 5985, 6096, 6384, 6840, 7112, 7239, 7620, 7980, 8001, 8890, 9144, 9576, 9652, 10160, 10640, 10668, 11430, 11970, 12065, 13335, 13680, 14224, 14478, 15240, 15960, 16002, 16891, 17780, 18288, 19152, 19304, 21336, 21717, 22860, 23940, 24130, 26670, 28956, 30480, 31920, 32004, 33782, 35560, 36195, 38608, 40005, 42672, 43434, 45720, 47880, 48260, 50673, 53340, 57912, 64008, 67564, 71120, 72390, 80010, 84455, 86868, 91440, 95760, 96520, 101346, 106680, 108585, 115824, 128016, 135128, 144780, 152019, 160020, 168910, 173736, 193040, 202692, 213360, 217170, 253365, 270256, 289560, 304038, 320040, 337820, 347472, 405384, 434340, 506730, 579120, 608076, 640080, 675640, 760095, 810768, 868680, 1013460, 1216152, 1351280, 1520190, 1737360, 2026920, 2432304, 3040380, 4053840, 6080760, 12161520]

約数ペア:

[(1, 12161520), (2, 6080760), (3, 4053840), (4, 3040380), (5, 2432304), (6, 2026920), (7, 1737360), (8, 1520190), (9, 1351280), (10, 1216152), (12, 1013460), (14, 868680), (15, 810768), (16, 760095), (18, 675640), (19, 640080), (20, 608076), (21, 579120), (24, 506730), (28, 434340), (30, 405384), (35, 347472), (36, 337820), (38, 320040), (40, 304038), (42, 289560), (45, 270256), (48, 253365), (56, 217170), (57, 213360), (60, 202692), (63, 193040), (70, 173736), (72, 168910), (76, 160020), (80, 152019), (84, 144780), (90, 135128), (95, 128016), (105, 115824), (112, 108585), (114, 106680), (120, 101346), (126, 96520), (127, 95760), (133, 91440), (140, 86868), (144, 84455), (152, 80010), (168, 72390), (171, 71120), (180, 67564), (190, 64008), (210, 57912), (228, 53340), (240, 50673), (252, 48260), (254, 47880), (266, 45720), (280, 43434), (285, 42672), (304, 40005), (315, 38608), (336, 36195), (342, 35560), (360, 33782), (380, 32004), (381, 31920), (399, 30480), (420, 28956), (456, 26670), (504, 24130), (508, 23940), (532, 22860), (560, 21717), (570, 21336), (630, 19304), (635, 19152), (665, 18288), (684, 17780), (720, 16891), (760, 16002), (762, 15960), (798, 15240), (840, 14478), (855, 14224), (889, 13680), (912, 13335), (1008, 12065), (1016, 11970), (1064, 11430), (1140, 10668), (1143, 10640), (1197, 10160), (1260, 9652), (1270, 9576), (1330, 9144), (1368, 8890), (1520, 8001), (1524, 7980), (1596, 7620), (1680, 7239), (1710, 7112), (1778, 6840), (1905, 6384), (1995, 6096), (2032, 5985), (2128, 5715), (2280, 5334), (2286, 5320), (2394, 5080), (2413, 5040), (2520, 4826), (2540, 4788), (2660, 4572), (2667, 4560), (2736, 4445), (3048, 3990), (3192, 3810), (3420, 3556)]