21048437120

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:330

約数の個数: 384

約数和(自身を含む): 58927227840

約数和(自身を除く): 37878790720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 23, 32, 34, 38, 40, 46, 64, 68, 76, 80, 85, 92, 95, 115, 128, 136, 152, 160, 170, 184, 190, 230, 233, 272, 304, 320, 323, 340, 361, 368, 380, 391, 437, 460, 466, 544, 608, 640, 646, 680, 722, 736, 760, 782, 874, 920, 932, 1088, 1165, 1216, 1292, 1360, 1444, 1472, 1520, 1564, 1615, 1748, 1805, 1840, 1864, 1955, 2176, 2185, 2330, 2432, 2584, 2720, 2888, 2944, 3040, 3128, 3230, 3496, 3610, 3680, 3728, 3910, 3961, 4370, 4427, 4660, 5168, 5359, 5440, 5776, 6080, 6137, 6256, 6460, 6992, 7220, 7360, 7429, 7456, 7820, 7922, 8303, 8740, 8854, 9320, 10336, 10718, 10880, 11552, 12160, 12274, 12512, 12920, 13984, 14440, 14720, 14858, 14912, 15640, 15844, 16606, 17480, 17708, 18640, 19805, 20672, 21436, 22135, 23104, 24548, 25024, 25840, 26795, 27968, 28880, 29716, 29824, 30685, 31280, 31688, 33212, 34960, 35416, 37145, 37280, 39610, 41344, 41515, 42872, 44270, 46208, 49096, 50048, 51680, 53590, 55936, 57760, 59432, 61370, 62560, 63376, 66424, 69920, 70832, 74290, 74560, 75259, 79220, 83030, 84113, 85744, 88540, 91103, 98192, 101821, 103360, 107180, 115520, 118864, 122740, 125120, 126752, 132848, 139840, 141151, 141664, 148580, 149120, 150518, 158440, 166060, 168226, 171488, 177080, 182206, 196384, 203642, 206720, 214360, 231040, 237728, 245480, 250240, 253504, 265696, 279680, 282302, 283328, 297160, 301036, 316880, 332120, 336452, 342976, 354160, 364412, 376295, 392768, 407284, 420565, 428720, 455515, 475456, 490960, 507008, 509105, 531392, 564604, 566656, 594320, 602072, 633760, 664240, 672904, 685952, 705755, 708320, 728824, 752590, 785536, 814568, 841130, 857440, 911030, 950912, 981920, 1018210, 1062784, 1129208, 1188640, 1204144, 1267520, 1328480, 1345808, 1411510, 1416640, 1429921, 1457648, 1505180, 1629136, 1682260, 1714880, 1730957, 1822060, 1934599, 1963840, 2036420, 2258416, 2377280, 2408288, 2535040, 2656960, 2691616, 2823020, 2833280, 2859842, 2915296, 3010360, 3258272, 3364520, 3429760, 3461914, 3644120, 3869198, 3927680, 4072840, 4516832, 4754560, 4816576, 5313920, 5383232, 5646040, 5719684, 5830592, 6020720, 6516544, 6729040, 6923828, 7149605, 7288240, 7738396, 8145680, 8654785, 9033664, 9633152, 9672995, 10766464, 11292080, 11439368, 11661184, 12041440, 13033088, 13458080, 13847656, 14299210, 14576480, 15476792, 16291360, 17309570, 18067328, 19345990, 22584160, 22878736, 24082880, 26916160, 27695312, 28598420, 29152960, 30953584, 32582720, 32888183, 34619140, 38691980, 45168320, 45757472, 48165760, 53832320, 55390624, 57196840, 58305920, 61907168, 65165440, 65776366, 69238280, 77383960, 90336640, 91514944, 110781248, 114393680, 123814336, 131552732, 138476560, 154767920, 164440915, 183029888, 221562496, 228787360, 247628672, 263105464, 276953120, 309535840, 328881830, 457574720, 526210928, 553906240, 619071680, 657763660, 915149440, 1052421856, 1107812480, 1238143360, 1315527320, 2104843712, 2631054640, 4209687424, 5262109280, 10524218560, 21048437120]

約数ペア:

[(1, 21048437120), (2, 10524218560), (4, 5262109280), (5, 4209687424), (8, 2631054640), (10, 2104843712), (16, 1315527320), (17, 1238143360), (19, 1107812480), (20, 1052421856), (23, 915149440), (32, 657763660), (34, 619071680), (38, 553906240), (40, 526210928), (46, 457574720), (64, 328881830), (68, 309535840), (76, 276953120), (80, 263105464), (85, 247628672), (92, 228787360), (95, 221562496), (115, 183029888), (128, 164440915), (136, 154767920), (152, 138476560), (160, 131552732), (170, 123814336), (184, 114393680), (190, 110781248), (230, 91514944), (233, 90336640), (272, 77383960), (304, 69238280), (320, 65776366), (323, 65165440), (340, 61907168), (361, 58305920), (368, 57196840), (380, 55390624), (391, 53832320), (437, 48165760), (460, 45757472), (466, 45168320), (544, 38691980), (608, 34619140), (640, 32888183), (646, 32582720), (680, 30953584), (722, 29152960), (736, 28598420), (760, 27695312), (782, 26916160), (874, 24082880), (920, 22878736), (932, 22584160), (1088, 19345990), (1165, 18067328), (1216, 17309570), (1292, 16291360), (1360, 15476792), (1444, 14576480), (1472, 14299210), (1520, 13847656), (1564, 13458080), (1615, 13033088), (1748, 12041440), (1805, 11661184), (1840, 11439368), (1864, 11292080), (1955, 10766464), (2176, 9672995), (2185, 9633152), (2330, 9033664), (2432, 8654785), (2584, 8145680), (2720, 7738396), (2888, 7288240), (2944, 7149605), (3040, 6923828), (3128, 6729040), (3230, 6516544), (3496, 6020720), (3610, 5830592), (3680, 5719684), (3728, 5646040), (3910, 5383232), (3961, 5313920), (4370, 4816576), (4427, 4754560), (4660, 4516832), (5168, 4072840), (5359, 3927680), (5440, 3869198), (5776, 3644120), (6080, 3461914), (6137, 3429760), (6256, 3364520), (6460, 3258272), (6992, 3010360), (7220, 2915296), (7360, 2859842), (7429, 2833280), (7456, 2823020), (7820, 2691616), (7922, 2656960), (8303, 2535040), (8740, 2408288), (8854, 2377280), (9320, 2258416), (10336, 2036420), (10718, 1963840), (10880, 1934599), (11552, 1822060), (12160, 1730957), (12274, 1714880), (12512, 1682260), (12920, 1629136), (13984, 1505180), (14440, 1457648), (14720, 1429921), (14858, 1416640), (14912, 1411510), (15640, 1345808), (15844, 1328480), (16606, 1267520), (17480, 1204144), (17708, 1188640), (18640, 1129208), (19805, 1062784), (20672, 1018210), (21436, 981920), (22135, 950912), (23104, 911030), (24548, 857440), (25024, 841130), (25840, 814568), (26795, 785536), (27968, 752590), (28880, 728824), (29716, 708320), (29824, 705755), (30685, 685952), (31280, 672904), (31688, 664240), (33212, 633760), (34960, 602072), (35416, 594320), (37145, 566656), (37280, 564604), (39610, 531392), (41344, 509105), (41515, 507008), (42872, 490960), (44270, 475456), (46208, 455515), (49096, 428720), (50048, 420565), (51680, 407284), (53590, 392768), (55936, 376295), (57760, 364412), (59432, 354160), (61370, 342976), (62560, 336452), (63376, 332120), (66424, 316880), (69920, 301036), (70832, 297160), (74290, 283328), (74560, 282302), (75259, 279680), (79220, 265696), (83030, 253504), (84113, 250240), (85744, 245480), (88540, 237728), (91103, 231040), (98192, 214360), (101821, 206720), (103360, 203642), (107180, 196384), (115520, 182206), (118864, 177080), (122740, 171488), (125120, 168226), (126752, 166060), (132848, 158440), (139840, 150518), (141151, 149120), (141664, 148580)]