82481280

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:84

約数の個数: 384

約数和(自身を含む): 335767680

約数和(自身を除く): 253286400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 19, 20, 21, 24, 28, 30, 32, 34, 35, 38, 40, 42, 48, 51, 56, 57, 60, 64, 68, 70, 76, 80, 84, 85, 95, 96, 102, 105, 112, 114, 119, 120, 128, 133, 136, 140, 152, 160, 168, 170, 190, 192, 204, 210, 224, 228, 238, 240, 255, 266, 272, 280, 285, 304, 320, 323, 336, 340, 357, 361, 380, 384, 399, 408, 420, 448, 456, 476, 480, 510, 532, 544, 560, 570, 595, 608, 640, 646, 665, 672, 680, 714, 722, 760, 798, 816, 840, 896, 912, 952, 960, 969, 1020, 1064, 1083, 1088, 1120, 1140, 1190, 1216, 1292, 1330, 1344, 1360, 1428, 1444, 1520, 1596, 1615, 1632, 1680, 1785, 1805, 1824, 1904, 1920, 1938, 1995, 2040, 2128, 2166, 2176, 2240, 2261, 2280, 2380, 2432, 2527, 2584, 2660, 2688, 2720, 2856, 2888, 3040, 3192, 3230, 3264, 3360, 3570, 3610, 3648, 3808, 3876, 3990, 4080, 4256, 4332, 4480, 4522, 4560, 4760, 4845, 5054, 5168, 5320, 5415, 5440, 5712, 5776, 6080, 6137, 6384, 6460, 6528, 6720, 6783, 7140, 7220, 7296, 7581, 7616, 7752, 7980, 8160, 8512, 8664, 9044, 9120, 9520, 9690, 10108, 10336, 10640, 10830, 10880, 11305, 11424, 11552, 12160, 12274, 12635, 12768, 12920, 13440, 13566, 14280, 14440, 15162, 15232, 15504, 15960, 16320, 17024, 17328, 18088, 18240, 18411, 19040, 19380, 20216, 20672, 21280, 21660, 22610, 22848, 23104, 24548, 25270, 25536, 25840, 27132, 28560, 28880, 30324, 30685, 31008, 31920, 32640, 33915, 34656, 36176, 36480, 36822, 37905, 38080, 38760, 40432, 41344, 42560, 42959, 43320, 45220, 45696, 46208, 49096, 50540, 51072, 51680, 54264, 57120, 57760, 60648, 61370, 62016, 63840, 67830, 69312, 72352, 73644, 75810, 76160, 77520, 80864, 85120, 85918, 86640, 90440, 92055, 98192, 101080, 103360, 108528, 114240, 115520, 121296, 122740, 124032, 127680, 128877, 135660, 138624, 144704, 147288, 151620, 155040, 161728, 171836, 173280, 180880, 184110, 196384, 202160, 206720, 214795, 217056, 228480, 231040, 242592, 245480, 255360, 257754, 271320, 289408, 294576, 303240, 310080, 323456, 343672, 346560, 361760, 368220, 392768, 404320, 429590, 434112, 485184, 490960, 515508, 542640, 589152, 606480, 620160, 644385, 687344, 693120, 723520, 736440, 785536, 808640, 859180, 868224, 970368, 981920, 1031016, 1085280, 1178304, 1212960, 1288770, 1374688, 1447040, 1472880, 1617280, 1718360, 1963840, 2062032, 2170560, 2356608, 2425920, 2577540, 2749376, 2945760, 3436720, 3927680, 4124064, 4341120, 4851840, 5155080, 5498752, 5891520, 6873440, 8248128, 10310160, 11783040, 13746880, 16496256, 20620320, 27493760, 41240640, 82481280]

約数ペア:

[(1, 82481280), (2, 41240640), (3, 27493760), (4, 20620320), (5, 16496256), (6, 13746880), (7, 11783040), (8, 10310160), (10, 8248128), (12, 6873440), (14, 5891520), (15, 5498752), (16, 5155080), (17, 4851840), (19, 4341120), (20, 4124064), (21, 3927680), (24, 3436720), (28, 2945760), (30, 2749376), (32, 2577540), (34, 2425920), (35, 2356608), (38, 2170560), (40, 2062032), (42, 1963840), (48, 1718360), (51, 1617280), (56, 1472880), (57, 1447040), (60, 1374688), (64, 1288770), (68, 1212960), (70, 1178304), (76, 1085280), (80, 1031016), (84, 981920), (85, 970368), (95, 868224), (96, 859180), (102, 808640), (105, 785536), (112, 736440), (114, 723520), (119, 693120), (120, 687344), (128, 644385), (133, 620160), (136, 606480), (140, 589152), (152, 542640), (160, 515508), (168, 490960), (170, 485184), (190, 434112), (192, 429590), (204, 404320), (210, 392768), (224, 368220), (228, 361760), (238, 346560), (240, 343672), (255, 323456), (266, 310080), (272, 303240), (280, 294576), (285, 289408), (304, 271320), (320, 257754), (323, 255360), (336, 245480), (340, 242592), (357, 231040), (361, 228480), (380, 217056), (384, 214795), (399, 206720), (408, 202160), (420, 196384), (448, 184110), (456, 180880), (476, 173280), (480, 171836), (510, 161728), (532, 155040), (544, 151620), (560, 147288), (570, 144704), (595, 138624), (608, 135660), (640, 128877), (646, 127680), (665, 124032), (672, 122740), (680, 121296), (714, 115520), (722, 114240), (760, 108528), (798, 103360), (816, 101080), (840, 98192), (896, 92055), (912, 90440), (952, 86640), (960, 85918), (969, 85120), (1020, 80864), (1064, 77520), (1083, 76160), (1088, 75810), (1120, 73644), (1140, 72352), (1190, 69312), (1216, 67830), (1292, 63840), (1330, 62016), (1344, 61370), (1360, 60648), (1428, 57760), (1444, 57120), (1520, 54264), (1596, 51680), (1615, 51072), (1632, 50540), (1680, 49096), (1785, 46208), (1805, 45696), (1824, 45220), (1904, 43320), (1920, 42959), (1938, 42560), (1995, 41344), (2040, 40432), (2128, 38760), (2166, 38080), (2176, 37905), (2240, 36822), (2261, 36480), (2280, 36176), (2380, 34656), (2432, 33915), (2527, 32640), (2584, 31920), (2660, 31008), (2688, 30685), (2720, 30324), (2856, 28880), (2888, 28560), (3040, 27132), (3192, 25840), (3230, 25536), (3264, 25270), (3360, 24548), (3570, 23104), (3610, 22848), (3648, 22610), (3808, 21660), (3876, 21280), (3990, 20672), (4080, 20216), (4256, 19380), (4332, 19040), (4480, 18411), (4522, 18240), (4560, 18088), (4760, 17328), (4845, 17024), (5054, 16320), (5168, 15960), (5320, 15504), (5415, 15232), (5440, 15162), (5712, 14440), (5776, 14280), (6080, 13566), (6137, 13440), (6384, 12920), (6460, 12768), (6528, 12635), (6720, 12274), (6783, 12160), (7140, 11552), (7220, 11424), (7296, 11305), (7581, 10880), (7616, 10830), (7752, 10640), (7980, 10336), (8160, 10108), (8512, 9690), (8664, 9520), (9044, 9120)]