20218042880

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:572

約数の個数: 480

約数和(自身を含む): 62975880000

約数和(自身を除く): 42757837120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 32, 34, 35, 38, 40, 49, 56, 64, 68, 70, 76, 80, 85, 95, 98, 112, 119, 128, 133, 136, 140, 152, 160, 170, 190, 196, 224, 238, 245, 256, 266, 272, 280, 304, 320, 323, 340, 380, 392, 448, 476, 490, 499, 512, 532, 544, 560, 595, 608, 640, 646, 665, 680, 760, 784, 833, 896, 931, 952, 980, 998, 1064, 1088, 1120, 1190, 1216, 1280, 1292, 1330, 1360, 1520, 1568, 1615, 1666, 1792, 1862, 1904, 1960, 1996, 2128, 2176, 2240, 2261, 2380, 2432, 2495, 2560, 2584, 2660, 2720, 3040, 3136, 3230, 3332, 3493, 3584, 3724, 3808, 3920, 3992, 4165, 4256, 4352, 4480, 4522, 4655, 4760, 4864, 4990, 5168, 5320, 5440, 6080, 6272, 6460, 6664, 6986, 7448, 7616, 7840, 7984, 8330, 8483, 8512, 8704, 8960, 9044, 9310, 9481, 9520, 9728, 9980, 10336, 10640, 10880, 11305, 12160, 12544, 12920, 13328, 13972, 14896, 15232, 15680, 15827, 15968, 16660, 16966, 17024, 17465, 17920, 18088, 18620, 18962, 19040, 19960, 20672, 21280, 21760, 22610, 24320, 24451, 25088, 25840, 26656, 27944, 29792, 30464, 31360, 31654, 31936, 33320, 33932, 34048, 34930, 36176, 37240, 37924, 38080, 39920, 41344, 42415, 42560, 43520, 45220, 47405, 48640, 48902, 51680, 53312, 55888, 59381, 59584, 60928, 62720, 63308, 63872, 66367, 66640, 67864, 68096, 69860, 72352, 74480, 75848, 76160, 79135, 79840, 82688, 84830, 85120, 90440, 94810, 97804, 103360, 106624, 111776, 118762, 119168, 122255, 125440, 126616, 127744, 132734, 133280, 135728, 139720, 144704, 148960, 151696, 152320, 158270, 159680, 161177, 165376, 169660, 170240, 180880, 189620, 195608, 206720, 213248, 223552, 237524, 238336, 244510, 253232, 255488, 265468, 266560, 271456, 279440, 289408, 296905, 297920, 303392, 304640, 316540, 319360, 322354, 331835, 339320, 340480, 361760, 379240, 391216, 413440, 415667, 426496, 447104, 464569, 475048, 476672, 489020, 506464, 530936, 533120, 542912, 558880, 578816, 593810, 595840, 606784, 633080, 638720, 644708, 663670, 678640, 723520, 758480, 782432, 805885, 826880, 831334, 894208, 929138, 950096, 978040, 1012928, 1061872, 1066240, 1085824, 1117760, 1128239, 1157632, 1187620, 1191680, 1213568, 1266160, 1277440, 1289416, 1327340, 1357280, 1447040, 1516960, 1564864, 1611770, 1662668, 1788416, 1858276, 1900192, 1956080, 2025856, 2078335, 2123744, 2132480, 2171648, 2235520, 2256478, 2322845, 2375240, 2383360, 2427136, 2532320, 2578832, 2654680, 2714560, 2894080, 3033920, 3129728, 3223540, 3325336, 3716552, 3800384, 3912160, 4051712, 4156670, 4247488, 4343296, 4471040, 4512956, 4645690, 4750480, 4854272, 5064640, 5157664, 5309360, 5429120, 5641195, 5788160, 6067840, 6259456, 6447080, 6650672, 7433104, 7600768, 7824320, 7897673, 8103424, 8313340, 8494976, 8942080, 9025912, 9291380, 9500960, 10129280, 10315328, 10618720, 10858240, 11282390, 12135680, 12518912, 12894160, 13301344, 14866208, 15201536, 15648640, 15795346, 16626680, 16989952, 18051824, 18582760, 19001920, 20258560, 20630656, 21237440, 21716480, 22564780, 24271360, 25788320, 26602688, 29732416, 30403072, 31297280, 31590692, 33253360, 33979904, 36103648, 37165520, 38003840, 39488365, 40517120, 41261312, 42474880, 45129560, 51576640, 53205376, 59464832, 62594560, 63181384, 66506720, 72207296, 74331040, 76007680, 78976730, 82522624, 84949760, 90259120, 103153280, 106410752, 118929664, 126362768, 133013440, 144414592, 148662080, 152015360, 157953460, 169899520, 180518240, 206306560, 212821504, 237859328, 252725536, 266026880, 288829184, 297324160, 315906920, 361036480, 412613120, 505451072, 532053760, 577658368, 594648320, 631813840, 722072960, 1010902144, 1064107520, 1189296640, 1263627680, 1444145920, 2021804288, 2527255360, 2888291840, 4043608576, 5054510720, 10109021440, 20218042880]

約数ペア:

[(1, 20218042880), (2, 10109021440), (4, 5054510720), (5, 4043608576), (7, 2888291840), (8, 2527255360), (10, 2021804288), (14, 1444145920), (16, 1263627680), (17, 1189296640), (19, 1064107520), (20, 1010902144), (28, 722072960), (32, 631813840), (34, 594648320), (35, 577658368), (38, 532053760), (40, 505451072), (49, 412613120), (56, 361036480), (64, 315906920), (68, 297324160), (70, 288829184), (76, 266026880), (80, 252725536), (85, 237859328), (95, 212821504), (98, 206306560), (112, 180518240), (119, 169899520), (128, 157953460), (133, 152015360), (136, 148662080), (140, 144414592), (152, 133013440), (160, 126362768), (170, 118929664), (190, 106410752), (196, 103153280), (224, 90259120), (238, 84949760), (245, 82522624), (256, 78976730), (266, 76007680), (272, 74331040), (280, 72207296), (304, 66506720), (320, 63181384), (323, 62594560), (340, 59464832), (380, 53205376), (392, 51576640), (448, 45129560), (476, 42474880), (490, 41261312), (499, 40517120), (512, 39488365), (532, 38003840), (544, 37165520), (560, 36103648), (595, 33979904), (608, 33253360), (640, 31590692), (646, 31297280), (665, 30403072), (680, 29732416), (760, 26602688), (784, 25788320), (833, 24271360), (896, 22564780), (931, 21716480), (952, 21237440), (980, 20630656), (998, 20258560), (1064, 19001920), (1088, 18582760), (1120, 18051824), (1190, 16989952), (1216, 16626680), (1280, 15795346), (1292, 15648640), (1330, 15201536), (1360, 14866208), (1520, 13301344), (1568, 12894160), (1615, 12518912), (1666, 12135680), (1792, 11282390), (1862, 10858240), (1904, 10618720), (1960, 10315328), (1996, 10129280), (2128, 9500960), (2176, 9291380), (2240, 9025912), (2261, 8942080), (2380, 8494976), (2432, 8313340), (2495, 8103424), (2560, 7897673), (2584, 7824320), (2660, 7600768), (2720, 7433104), (3040, 6650672), (3136, 6447080), (3230, 6259456), (3332, 6067840), (3493, 5788160), (3584, 5641195), (3724, 5429120), (3808, 5309360), (3920, 5157664), (3992, 5064640), (4165, 4854272), (4256, 4750480), (4352, 4645690), (4480, 4512956), (4522, 4471040), (4655, 4343296), (4760, 4247488), (4864, 4156670), (4990, 4051712), (5168, 3912160), (5320, 3800384), (5440, 3716552), (6080, 3325336), (6272, 3223540), (6460, 3129728), (6664, 3033920), (6986, 2894080), (7448, 2714560), (7616, 2654680), (7840, 2578832), (7984, 2532320), (8330, 2427136), (8483, 2383360), (8512, 2375240), (8704, 2322845), (8960, 2256478), (9044, 2235520), (9310, 2171648), (9481, 2132480), (9520, 2123744), (9728, 2078335), (9980, 2025856), (10336, 1956080), (10640, 1900192), (10880, 1858276), (11305, 1788416), (12160, 1662668), (12544, 1611770), (12920, 1564864), (13328, 1516960), (13972, 1447040), (14896, 1357280), (15232, 1327340), (15680, 1289416), (15827, 1277440), (15968, 1266160), (16660, 1213568), (16966, 1191680), (17024, 1187620), (17465, 1157632), (17920, 1128239), (18088, 1117760), (18620, 1085824), (18962, 1066240), (19040, 1061872), (19960, 1012928), (20672, 978040), (21280, 950096), (21760, 929138), (22610, 894208), (24320, 831334), (24451, 826880), (25088, 805885), (25840, 782432), (26656, 758480), (27944, 723520), (29792, 678640), (30464, 663670), (31360, 644708), (31654, 638720), (31936, 633080), (33320, 606784), (33932, 595840), (34048, 593810), (34930, 578816), (36176, 558880), (37240, 542912), (37924, 533120), (38080, 530936), (39920, 506464), (41344, 489020), (42415, 476672), (42560, 475048), (43520, 464569), (45220, 447104), (47405, 426496), (48640, 415667), (48902, 413440), (51680, 391216), (53312, 379240), (55888, 361760), (59381, 340480), (59584, 339320), (60928, 331835), (62720, 322354), (63308, 319360), (63872, 316540), (66367, 304640), (66640, 303392), (67864, 297920), (68096, 296905), (69860, 289408), (72352, 279440), (74480, 271456), (75848, 266560), (76160, 265468), (79135, 255488), (79840, 253232), (82688, 244510), (84830, 238336), (85120, 237524), (90440, 223552), (94810, 213248), (97804, 206720), (103360, 195608), (106624, 189620), (111776, 180880), (118762, 170240), (119168, 169660), (122255, 165376), (125440, 161177), (126616, 159680), (127744, 158270), (132734, 152320), (133280, 151696), (135728, 148960), (139720, 144704)]