1320249840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1088

約数の個数: 320

約数和(自身を含む): 5125005312

約数和(自身を除く): 3804755472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 61, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 122, 130, 140, 156, 168, 182, 183, 195, 208, 210, 240, 244, 260, 273, 280, 305, 312, 336, 364, 366, 390, 420, 427, 455, 488, 520, 546, 560, 610, 624, 728, 732, 780, 793, 840, 854, 910, 915, 976, 991, 1040, 1092, 1220, 1281, 1365, 1456, 1464, 1560, 1586, 1680, 1708, 1820, 1830, 1982, 2135, 2184, 2379, 2440, 2562, 2730, 2928, 2973, 3120, 3172, 3416, 3640, 3660, 3964, 3965, 4270, 4368, 4758, 4880, 4955, 5124, 5460, 5551, 5946, 6344, 6405, 6832, 6937, 7280, 7320, 7928, 7930, 8540, 9516, 9910, 10248, 10920, 11102, 11892, 11895, 12688, 12810, 12883, 13874, 14640, 14865, 15856, 15860, 16653, 17080, 19032, 19820, 20496, 20811, 21840, 22204, 23784, 23790, 25620, 25766, 27748, 27755, 29730, 31720, 33306, 34160, 34685, 38064, 38649, 39640, 41622, 44408, 47568, 47580, 51240, 51532, 55496, 55510, 59460, 60451, 63440, 64415, 66612, 69370, 77298, 79280, 83244, 83265, 88816, 90181, 95160, 102480, 103064, 104055, 110992, 111020, 118920, 120902, 128830, 133224, 138740, 154596, 166488, 166530, 180362, 181353, 190320, 193245, 206128, 208110, 222040, 237840, 241804, 257660, 266448, 270543, 277480, 302255, 309192, 332976, 333060, 360724, 362706, 386490, 416220, 423157, 444080, 450905, 483608, 515320, 541086, 554960, 604510, 618384, 666120, 721448, 725412, 772980, 785863, 832440, 846314, 901810, 906765, 967216, 1030640, 1082172, 1209020, 1269471, 1332240, 1352715, 1442896, 1450824, 1545960, 1571726, 1664880, 1692628, 1803620, 1813530, 2115785, 2164344, 2357589, 2418040, 2538942, 2705430, 2901648, 3091920, 3143452, 3385256, 3607240, 3627060, 3929315, 4231570, 4328688, 4715178, 4836080, 5077884, 5410860, 5501041, 6286904, 6347355, 6770512, 7214480, 7254120, 7858630, 8463140, 9430356, 10155768, 10821720, 11002082, 11787945, 12573808, 12694710, 14508240, 15717260, 16503123, 16926280, 18860712, 20311536, 21643440, 22004164, 23575890, 25389420, 27505205, 31434520, 33006246, 33852560, 37721424, 44008328, 47151780, 50778840, 55010410, 62869040, 66012492, 82515615, 88016656, 94303560, 101557680, 110020820, 132024984, 165031230, 188607120, 220041640, 264049968, 330062460, 440083280, 660124920, 1320249840]

約数ペア:

[(1, 1320249840), (2, 660124920), (3, 440083280), (4, 330062460), (5, 264049968), (6, 220041640), (7, 188607120), (8, 165031230), (10, 132024984), (12, 110020820), (13, 101557680), (14, 94303560), (15, 88016656), (16, 82515615), (20, 66012492), (21, 62869040), (24, 55010410), (26, 50778840), (28, 47151780), (30, 44008328), (35, 37721424), (39, 33852560), (40, 33006246), (42, 31434520), (48, 27505205), (52, 25389420), (56, 23575890), (60, 22004164), (61, 21643440), (65, 20311536), (70, 18860712), (78, 16926280), (80, 16503123), (84, 15717260), (91, 14508240), (104, 12694710), (105, 12573808), (112, 11787945), (120, 11002082), (122, 10821720), (130, 10155768), (140, 9430356), (156, 8463140), (168, 7858630), (182, 7254120), (183, 7214480), (195, 6770512), (208, 6347355), (210, 6286904), (240, 5501041), (244, 5410860), (260, 5077884), (273, 4836080), (280, 4715178), (305, 4328688), (312, 4231570), (336, 3929315), (364, 3627060), (366, 3607240), (390, 3385256), (420, 3143452), (427, 3091920), (455, 2901648), (488, 2705430), (520, 2538942), (546, 2418040), (560, 2357589), (610, 2164344), (624, 2115785), (728, 1813530), (732, 1803620), (780, 1692628), (793, 1664880), (840, 1571726), (854, 1545960), (910, 1450824), (915, 1442896), (976, 1352715), (991, 1332240), (1040, 1269471), (1092, 1209020), (1220, 1082172), (1281, 1030640), (1365, 967216), (1456, 906765), (1464, 901810), (1560, 846314), (1586, 832440), (1680, 785863), (1708, 772980), (1820, 725412), (1830, 721448), (1982, 666120), (2135, 618384), (2184, 604510), (2379, 554960), (2440, 541086), (2562, 515320), (2730, 483608), (2928, 450905), (2973, 444080), (3120, 423157), (3172, 416220), (3416, 386490), (3640, 362706), (3660, 360724), (3964, 333060), (3965, 332976), (4270, 309192), (4368, 302255), (4758, 277480), (4880, 270543), (4955, 266448), (5124, 257660), (5460, 241804), (5551, 237840), (5946, 222040), (6344, 208110), (6405, 206128), (6832, 193245), (6937, 190320), (7280, 181353), (7320, 180362), (7928, 166530), (7930, 166488), (8540, 154596), (9516, 138740), (9910, 133224), (10248, 128830), (10920, 120902), (11102, 118920), (11892, 111020), (11895, 110992), (12688, 104055), (12810, 103064), (12883, 102480), (13874, 95160), (14640, 90181), (14865, 88816), (15856, 83265), (15860, 83244), (16653, 79280), (17080, 77298), (19032, 69370), (19820, 66612), (20496, 64415), (20811, 63440), (21840, 60451), (22204, 59460), (23784, 55510), (23790, 55496), (25620, 51532), (25766, 51240), (27748, 47580), (27755, 47568), (29730, 44408), (31720, 41622), (33306, 39640), (34160, 38649), (34685, 38064)]