20420225760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1709}}^1$

素因数の和:1842

約数の個数: 384

約数和(自身を含む): 73470136320

約数和(自身を除く): 53049910560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 66, 73, 80, 88, 93, 96, 110, 120, 124, 132, 146, 155, 160, 165, 176, 186, 219, 220, 240, 248, 264, 292, 310, 330, 341, 352, 365, 372, 438, 440, 465, 480, 496, 528, 584, 620, 660, 682, 730, 744, 803, 876, 880, 930, 992, 1023, 1056, 1095, 1168, 1240, 1320, 1364, 1460, 1488, 1606, 1705, 1709, 1752, 1760, 1860, 2046, 2190, 2263, 2336, 2409, 2480, 2640, 2728, 2920, 2976, 3212, 3410, 3418, 3504, 3720, 4015, 4092, 4380, 4526, 4818, 4960, 5115, 5127, 5280, 5456, 5840, 6424, 6789, 6820, 6836, 7008, 7440, 8030, 8184, 8545, 8760, 9052, 9636, 10230, 10254, 10912, 11315, 11680, 12045, 12848, 13578, 13640, 13672, 14880, 16060, 16368, 17090, 17520, 18104, 18799, 19272, 20460, 20508, 22630, 24090, 24893, 25635, 25696, 27156, 27280, 27344, 32120, 32736, 33945, 34180, 35040, 36208, 37598, 38544, 40920, 41016, 45260, 48180, 49786, 51270, 52979, 54312, 54560, 54688, 56397, 64240, 67890, 68360, 72416, 74679, 75196, 77088, 81840, 82032, 90520, 93995, 96360, 99572, 102540, 105958, 108624, 112794, 124465, 124757, 128480, 135780, 136720, 149358, 150392, 158937, 163680, 164064, 181040, 187990, 192720, 199144, 205080, 211916, 217248, 225588, 248930, 249514, 264895, 271560, 273440, 281985, 298716, 300784, 317874, 362080, 373395, 374271, 375980, 385440, 398288, 410160, 423832, 451176, 497860, 499028, 529790, 543120, 563970, 582769, 597432, 601568, 623785, 635748, 746790, 748542, 751960, 794685, 796576, 820320, 847664, 902352, 995720, 998056, 1059580, 1086240, 1127940, 1165538, 1194864, 1247570, 1271496, 1372327, 1493580, 1497084, 1503920, 1589370, 1695328, 1748307, 1804704, 1871355, 1991440, 1996112, 2119160, 2255880, 2331076, 2389728, 2495140, 2542992, 2744654, 2913845, 2987160, 2994168, 3007840, 3178740, 3496614, 3742710, 3867467, 3982880, 3992224, 4116981, 4238320, 4511760, 4662152, 4990280, 5085984, 5489308, 5827690, 5974320, 5988336, 6357480, 6861635, 6993228, 7485420, 7734934, 8233962, 8476640, 8741535, 9023520, 9324304, 9980560, 10978616, 11602401, 11655380, 11948640, 11976672, 12714960, 13723270, 13986456, 14970840, 15469868, 16467924, 17483070, 18648608, 19337335, 19961120, 20584905, 21957232, 23204802, 23310760, 25429920, 27446540, 27972912, 29941680, 30939736, 32935848, 34966140, 38674670, 41169810, 42542137, 43914464, 46409604, 46621520, 54893080, 55945824, 58012005, 59883360, 61879472, 65871696, 69932280, 77349340, 82339620, 85084274, 92819208, 93243040, 109786160, 116024010, 123758944, 127626411, 131743392, 139864560, 154698680, 164679240, 170168548, 185638416, 212710685, 219572320, 232048020, 255252822, 279729120, 309397360, 329358480, 340337096, 371276832, 425421370, 464096040, 510505644, 618794720, 638132055, 658716960, 680674192, 850842740, 928192080, 1021011288, 1276264110, 1361348384, 1701685480, 1856384160, 2042022576, 2552528220, 3403370960, 4084045152, 5105056440, 6806741920, 10210112880, 20420225760]

約数ペア:

[(1, 20420225760), (2, 10210112880), (3, 6806741920), (4, 5105056440), (5, 4084045152), (6, 3403370960), (8, 2552528220), (10, 2042022576), (11, 1856384160), (12, 1701685480), (15, 1361348384), (16, 1276264110), (20, 1021011288), (22, 928192080), (24, 850842740), (30, 680674192), (31, 658716960), (32, 638132055), (33, 618794720), (40, 510505644), (44, 464096040), (48, 425421370), (55, 371276832), (60, 340337096), (62, 329358480), (66, 309397360), (73, 279729120), (80, 255252822), (88, 232048020), (93, 219572320), (96, 212710685), (110, 185638416), (120, 170168548), (124, 164679240), (132, 154698680), (146, 139864560), (155, 131743392), (160, 127626411), (165, 123758944), (176, 116024010), (186, 109786160), (219, 93243040), (220, 92819208), (240, 85084274), (248, 82339620), (264, 77349340), (292, 69932280), (310, 65871696), (330, 61879472), (341, 59883360), (352, 58012005), (365, 55945824), (372, 54893080), (438, 46621520), (440, 46409604), (465, 43914464), (480, 42542137), (496, 41169810), (528, 38674670), (584, 34966140), (620, 32935848), (660, 30939736), (682, 29941680), (730, 27972912), (744, 27446540), (803, 25429920), (876, 23310760), (880, 23204802), (930, 21957232), (992, 20584905), (1023, 19961120), (1056, 19337335), (1095, 18648608), (1168, 17483070), (1240, 16467924), (1320, 15469868), (1364, 14970840), (1460, 13986456), (1488, 13723270), (1606, 12714960), (1705, 11976672), (1709, 11948640), (1752, 11655380), (1760, 11602401), (1860, 10978616), (2046, 9980560), (2190, 9324304), (2263, 9023520), (2336, 8741535), (2409, 8476640), (2480, 8233962), (2640, 7734934), (2728, 7485420), (2920, 6993228), (2976, 6861635), (3212, 6357480), (3410, 5988336), (3418, 5974320), (3504, 5827690), (3720, 5489308), (4015, 5085984), (4092, 4990280), (4380, 4662152), (4526, 4511760), (4818, 4238320), (4960, 4116981), (5115, 3992224), (5127, 3982880), (5280, 3867467), (5456, 3742710), (5840, 3496614), (6424, 3178740), (6789, 3007840), (6820, 2994168), (6836, 2987160), (7008, 2913845), (7440, 2744654), (8030, 2542992), (8184, 2495140), (8545, 2389728), (8760, 2331076), (9052, 2255880), (9636, 2119160), (10230, 1996112), (10254, 1991440), (10912, 1871355), (11315, 1804704), (11680, 1748307), (12045, 1695328), (12848, 1589370), (13578, 1503920), (13640, 1497084), (13672, 1493580), (14880, 1372327), (16060, 1271496), (16368, 1247570), (17090, 1194864), (17520, 1165538), (18104, 1127940), (18799, 1086240), (19272, 1059580), (20460, 998056), (20508, 995720), (22630, 902352), (24090, 847664), (24893, 820320), (25635, 796576), (25696, 794685), (27156, 751960), (27280, 748542), (27344, 746790), (32120, 635748), (32736, 623785), (33945, 601568), (34180, 597432), (35040, 582769), (36208, 563970), (37598, 543120), (38544, 529790), (40920, 499028), (41016, 497860), (45260, 451176), (48180, 423832), (49786, 410160), (51270, 398288), (52979, 385440), (54312, 375980), (54560, 374271), (54688, 373395), (56397, 362080), (64240, 317874), (67890, 300784), (68360, 298716), (72416, 281985), (74679, 273440), (75196, 271560), (77088, 264895), (81840, 249514), (82032, 248930), (90520, 225588), (93995, 217248), (96360, 211916), (99572, 205080), (102540, 199144), (105958, 192720), (108624, 187990), (112794, 181040), (124465, 164064), (124757, 163680), (128480, 158937), (135780, 150392), (136720, 149358)]