20282563840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{10831}}^1$

素因数の和:10889

約数の個数: 288

約数和(自身を含む): 63764951040

約数和(自身を除く): 43482387200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 64, 70, 76, 77, 80, 88, 95, 110, 112, 128, 133, 140, 152, 154, 160, 176, 190, 209, 220, 224, 256, 266, 280, 304, 308, 320, 352, 380, 385, 418, 440, 448, 532, 560, 608, 616, 640, 665, 704, 760, 770, 836, 880, 896, 1045, 1064, 1120, 1216, 1232, 1280, 1330, 1408, 1463, 1520, 1540, 1672, 1760, 1792, 2090, 2128, 2240, 2432, 2464, 2660, 2816, 2926, 3040, 3080, 3344, 3520, 4180, 4256, 4480, 4864, 4928, 5320, 5852, 6080, 6160, 6688, 7040, 7315, 8360, 8512, 8960, 9856, 10640, 10831, 11704, 12160, 12320, 13376, 14080, 14630, 16720, 17024, 19712, 21280, 21662, 23408, 24320, 24640, 26752, 29260, 33440, 34048, 42560, 43324, 46816, 49280, 53504, 54155, 58520, 66880, 75817, 85120, 86648, 93632, 98560, 108310, 117040, 119141, 133760, 151634, 170240, 173296, 187264, 205789, 216620, 234080, 238282, 267520, 303268, 346592, 374528, 379085, 411578, 433240, 468160, 476564, 595705, 606536, 693184, 758170, 823156, 833987, 866480, 936320, 953128, 1028945, 1191410, 1213072, 1386368, 1440523, 1516340, 1646312, 1667974, 1732960, 1872640, 1906256, 2057890, 2263679, 2382820, 2426144, 2772736, 2881046, 3032680, 3292624, 3335948, 3465920, 3812512, 4115780, 4169935, 4527358, 4765640, 4852288, 5762092, 6065360, 6585248, 6671896, 6931840, 7202615, 7625024, 8231560, 8339870, 9054716, 9531280, 9704576, 11318395, 11524184, 12130720, 13170496, 13343792, 13863680, 14405230, 15250048, 15845753, 16463120, 16679740, 18109432, 19062560, 19409152, 22636790, 23048368, 24261440, 26340992, 26687584, 28810460, 30500096, 31691506, 32926240, 33359480, 36218864, 38125120, 45273580, 46096736, 48522880, 52681984, 53375168, 57620920, 63383012, 65852480, 66718960, 72437728, 76250240, 79228765, 90547160, 92193472, 97045760, 106750336, 115241840, 126766024, 131704960, 133437920, 144875456, 152500480, 158457530, 181094320, 184386944, 213500672, 230483680, 253532048, 263409920, 266875840, 289750912, 316915060, 362188640, 368773888, 460967360, 507064096, 533751680, 579501824, 633830120, 724377280, 921934720, 1014128192, 1067503360, 1267660240, 1448754560, 1843869440, 2028256384, 2535320480, 2897509120, 4056512768, 5070640960, 10141281920, 20282563840]

約数ペア:

[(1, 20282563840), (2, 10141281920), (4, 5070640960), (5, 4056512768), (7, 2897509120), (8, 2535320480), (10, 2028256384), (11, 1843869440), (14, 1448754560), (16, 1267660240), (19, 1067503360), (20, 1014128192), (22, 921934720), (28, 724377280), (32, 633830120), (35, 579501824), (38, 533751680), (40, 507064096), (44, 460967360), (55, 368773888), (56, 362188640), (64, 316915060), (70, 289750912), (76, 266875840), (77, 263409920), (80, 253532048), (88, 230483680), (95, 213500672), (110, 184386944), (112, 181094320), (128, 158457530), (133, 152500480), (140, 144875456), (152, 133437920), (154, 131704960), (160, 126766024), (176, 115241840), (190, 106750336), (209, 97045760), (220, 92193472), (224, 90547160), (256, 79228765), (266, 76250240), (280, 72437728), (304, 66718960), (308, 65852480), (320, 63383012), (352, 57620920), (380, 53375168), (385, 52681984), (418, 48522880), (440, 46096736), (448, 45273580), (532, 38125120), (560, 36218864), (608, 33359480), (616, 32926240), (640, 31691506), (665, 30500096), (704, 28810460), (760, 26687584), (770, 26340992), (836, 24261440), (880, 23048368), (896, 22636790), (1045, 19409152), (1064, 19062560), (1120, 18109432), (1216, 16679740), (1232, 16463120), (1280, 15845753), (1330, 15250048), (1408, 14405230), (1463, 13863680), (1520, 13343792), (1540, 13170496), (1672, 12130720), (1760, 11524184), (1792, 11318395), (2090, 9704576), (2128, 9531280), (2240, 9054716), (2432, 8339870), (2464, 8231560), (2660, 7625024), (2816, 7202615), (2926, 6931840), (3040, 6671896), (3080, 6585248), (3344, 6065360), (3520, 5762092), (4180, 4852288), (4256, 4765640), (4480, 4527358), (4864, 4169935), (4928, 4115780), (5320, 3812512), (5852, 3465920), (6080, 3335948), (6160, 3292624), (6688, 3032680), (7040, 2881046), (7315, 2772736), (8360, 2426144), (8512, 2382820), (8960, 2263679), (9856, 2057890), (10640, 1906256), (10831, 1872640), (11704, 1732960), (12160, 1667974), (12320, 1646312), (13376, 1516340), (14080, 1440523), (14630, 1386368), (16720, 1213072), (17024, 1191410), (19712, 1028945), (21280, 953128), (21662, 936320), (23408, 866480), (24320, 833987), (24640, 823156), (26752, 758170), (29260, 693184), (33440, 606536), (34048, 595705), (42560, 476564), (43324, 468160), (46816, 433240), (49280, 411578), (53504, 379085), (54155, 374528), (58520, 346592), (66880, 303268), (75817, 267520), (85120, 238282), (86648, 234080), (93632, 216620), (98560, 205789), (108310, 187264), (117040, 173296), (119141, 170240), (133760, 151634)]