20780384400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{739}}^1$

素因数の和:943

約数の個数: 360

約数和(自身を含む): 73884601440

約数和(自身を除く): 53104217040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 73, 75, 80, 90, 100, 107, 120, 144, 146, 150, 180, 200, 214, 219, 225, 240, 292, 300, 321, 360, 365, 400, 428, 438, 450, 535, 584, 600, 642, 657, 720, 730, 739, 856, 876, 900, 963, 1070, 1095, 1168, 1200, 1284, 1314, 1460, 1478, 1605, 1712, 1752, 1800, 1825, 1926, 2140, 2190, 2217, 2568, 2628, 2675, 2920, 2956, 3210, 3285, 3504, 3600, 3650, 3695, 3852, 4280, 4380, 4434, 4815, 5136, 5256, 5350, 5475, 5840, 5912, 6420, 6570, 6651, 7300, 7390, 7704, 7811, 8025, 8560, 8760, 8868, 9630, 10512, 10700, 10950, 11085, 11824, 12840, 13140, 13302, 14600, 14780, 15408, 15622, 16050, 16425, 17520, 17736, 18475, 19260, 21400, 21900, 22170, 23433, 24075, 25680, 26280, 26604, 29200, 29560, 31244, 32100, 32850, 33255, 35472, 36950, 38520, 39055, 42800, 43800, 44340, 46866, 48150, 52560, 53208, 53947, 55425, 59120, 62488, 64200, 65700, 66510, 70299, 73900, 77040, 78110, 79073, 87600, 88680, 93732, 96300, 106416, 107894, 110850, 117165, 124976, 128400, 131400, 133020, 140598, 147800, 156220, 158146, 161841, 166275, 177360, 187464, 192600, 195275, 215788, 221700, 234330, 237219, 262800, 266040, 269735, 281196, 295600, 312440, 316292, 323682, 332550, 351495, 374928, 385200, 390550, 395365, 431576, 443400, 468660, 474438, 485523, 532080, 539470, 562392, 585825, 624880, 632584, 647364, 665100, 702990, 711657, 781100, 790730, 809205, 863152, 886800, 937320, 948876, 971046, 1078940, 1124784, 1171650, 1186095, 1265168, 1294728, 1330200, 1348675, 1405980, 1423314, 1562200, 1581460, 1618410, 1757475, 1874640, 1897752, 1942092, 1976825, 2157880, 2343300, 2372190, 2427615, 2589456, 2660400, 2697350, 2811960, 2846628, 3124400, 3162920, 3236820, 3514950, 3558285, 3795504, 3884184, 3953650, 4046025, 4315760, 4686600, 4744380, 4855230, 5394700, 5623920, 5693256, 5772329, 5930475, 6325840, 6473640, 7029900, 7116570, 7768368, 7907300, 8092050, 9373200, 9488760, 9710460, 10789400, 11386512, 11544658, 11860950, 12138075, 12947280, 14059800, 14233140, 15814600, 16184100, 17316987, 17791425, 18977520, 19420920, 21578800, 23089316, 23721900, 24276150, 28119600, 28466280, 28861645, 31629200, 32368200, 34633974, 35582850, 38841840, 46178632, 47443800, 48552300, 51950961, 56932560, 57723290, 64736400, 69267948, 71165700, 86584935, 92357264, 94887600, 97104600, 103901922, 115446580, 138535896, 142331400, 144308225, 173169870, 194209200, 207803844, 230893160, 259754805, 277071792, 284662800, 288616450, 346339740, 415607688, 432924675, 461786320, 519509610, 577232900, 692679480, 831215376, 865849350, 1039019220, 1154465800, 1298774025, 1385358960, 1731698700, 2078038440, 2308931600, 2597548050, 3463397400, 4156076880, 5195096100, 6926794800, 10390192200, 20780384400]

約数ペア:

[(1, 20780384400), (2, 10390192200), (3, 6926794800), (4, 5195096100), (5, 4156076880), (6, 3463397400), (8, 2597548050), (9, 2308931600), (10, 2078038440), (12, 1731698700), (15, 1385358960), (16, 1298774025), (18, 1154465800), (20, 1039019220), (24, 865849350), (25, 831215376), (30, 692679480), (36, 577232900), (40, 519509610), (45, 461786320), (48, 432924675), (50, 415607688), (60, 346339740), (72, 288616450), (73, 284662800), (75, 277071792), (80, 259754805), (90, 230893160), (100, 207803844), (107, 194209200), (120, 173169870), (144, 144308225), (146, 142331400), (150, 138535896), (180, 115446580), (200, 103901922), (214, 97104600), (219, 94887600), (225, 92357264), (240, 86584935), (292, 71165700), (300, 69267948), (321, 64736400), (360, 57723290), (365, 56932560), (400, 51950961), (428, 48552300), (438, 47443800), (450, 46178632), (535, 38841840), (584, 35582850), (600, 34633974), (642, 32368200), (657, 31629200), (720, 28861645), (730, 28466280), (739, 28119600), (856, 24276150), (876, 23721900), (900, 23089316), (963, 21578800), (1070, 19420920), (1095, 18977520), (1168, 17791425), (1200, 17316987), (1284, 16184100), (1314, 15814600), (1460, 14233140), (1478, 14059800), (1605, 12947280), (1712, 12138075), (1752, 11860950), (1800, 11544658), (1825, 11386512), (1926, 10789400), (2140, 9710460), (2190, 9488760), (2217, 9373200), (2568, 8092050), (2628, 7907300), (2675, 7768368), (2920, 7116570), (2956, 7029900), (3210, 6473640), (3285, 6325840), (3504, 5930475), (3600, 5772329), (3650, 5693256), (3695, 5623920), (3852, 5394700), (4280, 4855230), (4380, 4744380), (4434, 4686600), (4815, 4315760), (5136, 4046025), (5256, 3953650), (5350, 3884184), (5475, 3795504), (5840, 3558285), (5912, 3514950), (6420, 3236820), (6570, 3162920), (6651, 3124400), (7300, 2846628), (7390, 2811960), (7704, 2697350), (7811, 2660400), (8025, 2589456), (8560, 2427615), (8760, 2372190), (8868, 2343300), (9630, 2157880), (10512, 1976825), (10700, 1942092), (10950, 1897752), (11085, 1874640), (11824, 1757475), (12840, 1618410), (13140, 1581460), (13302, 1562200), (14600, 1423314), (14780, 1405980), (15408, 1348675), (15622, 1330200), (16050, 1294728), (16425, 1265168), (17520, 1186095), (17736, 1171650), (18475, 1124784), (19260, 1078940), (21400, 971046), (21900, 948876), (22170, 937320), (23433, 886800), (24075, 863152), (25680, 809205), (26280, 790730), (26604, 781100), (29200, 711657), (29560, 702990), (31244, 665100), (32100, 647364), (32850, 632584), (33255, 624880), (35472, 585825), (36950, 562392), (38520, 539470), (39055, 532080), (42800, 485523), (43800, 474438), (44340, 468660), (46866, 443400), (48150, 431576), (52560, 395365), (53208, 390550), (53947, 385200), (55425, 374928), (59120, 351495), (62488, 332550), (64200, 323682), (65700, 316292), (66510, 312440), (70299, 295600), (73900, 281196), (77040, 269735), (78110, 266040), (79073, 262800), (87600, 237219), (88680, 234330), (93732, 221700), (96300, 215788), (106416, 195275), (107894, 192600), (110850, 187464), (117165, 177360), (124976, 166275), (128400, 161841), (131400, 158146), (133020, 156220), (140598, 147800)]