20081616000

素因数分解:

$2^7\times 3^1\times 5^3\times {\mathrm{439}}^1\times {\mathrm{953}}^1$

素因数の和:1424

約数の個数: 256

約数和(自身を含む): 66792211200

約数和(自身を除く): 46710595200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 300, 320, 375, 384, 400, 439, 480, 500, 600, 640, 750, 800, 878, 953, 960, 1000, 1200, 1317, 1500, 1600, 1756, 1906, 1920, 2000, 2195, 2400, 2634, 2859, 3000, 3200, 3512, 3812, 4000, 4390, 4765, 4800, 5268, 5718, 6000, 6585, 7024, 7624, 8000, 8780, 9530, 9600, 10536, 10975, 11436, 12000, 13170, 14048, 14295, 15248, 16000, 17560, 19060, 21072, 21950, 22872, 23825, 24000, 26340, 28096, 28590, 30496, 32925, 35120, 38120, 42144, 43900, 45744, 47650, 48000, 52680, 54875, 56192, 57180, 60992, 65850, 70240, 71475, 76240, 84288, 87800, 91488, 95300, 105360, 109750, 114360, 119125, 121984, 131700, 140480, 142950, 152480, 164625, 168576, 175600, 182976, 190600, 210720, 219500, 228720, 238250, 263400, 280960, 285900, 304960, 329250, 351200, 357375, 365952, 381200, 418367, 421440, 439000, 457440, 476500, 526800, 571800, 609920, 658500, 702400, 714750, 762400, 836734, 842880, 878000, 914880, 953000, 1053600, 1143600, 1255101, 1317000, 1404800, 1429500, 1524800, 1673468, 1756000, 1829760, 1906000, 2091835, 2107200, 2287200, 2510202, 2634000, 2859000, 3049600, 3346936, 3512000, 3812000, 4183670, 4214400, 4574400, 5020404, 5268000, 5718000, 6275505, 6693872, 7024000, 7624000, 8367340, 9148800, 10040808, 10459175, 10536000, 11436000, 12551010, 13387744, 15248000, 16734680, 20081616, 20918350, 21072000, 22872000, 25102020, 26775488, 31377525, 33469360, 40163232, 41836700, 45744000, 50204040, 52295875, 53550976, 62755050, 66938720, 80326464, 83673400, 100408080, 104591750, 125510100, 133877440, 156887625, 160652928, 167346800, 200816160, 209183500, 251020200, 267754880, 313775250, 334693600, 401632320, 418367000, 502040400, 627550500, 669387200, 803264640, 836734000, 1004080800, 1255101000, 1338774400, 1673468000, 2008161600, 2510202000, 3346936000, 4016323200, 5020404000, 6693872000, 10040808000, 20081616000]

約数ペア:

[(1, 20081616000), (2, 10040808000), (3, 6693872000), (4, 5020404000), (5, 4016323200), (6, 3346936000), (8, 2510202000), (10, 2008161600), (12, 1673468000), (15, 1338774400), (16, 1255101000), (20, 1004080800), (24, 836734000), (25, 803264640), (30, 669387200), (32, 627550500), (40, 502040400), (48, 418367000), (50, 401632320), (60, 334693600), (64, 313775250), (75, 267754880), (80, 251020200), (96, 209183500), (100, 200816160), (120, 167346800), (125, 160652928), (128, 156887625), (150, 133877440), (160, 125510100), (192, 104591750), (200, 100408080), (240, 83673400), (250, 80326464), (300, 66938720), (320, 62755050), (375, 53550976), (384, 52295875), (400, 50204040), (439, 45744000), (480, 41836700), (500, 40163232), (600, 33469360), (640, 31377525), (750, 26775488), (800, 25102020), (878, 22872000), (953, 21072000), (960, 20918350), (1000, 20081616), (1200, 16734680), (1317, 15248000), (1500, 13387744), (1600, 12551010), (1756, 11436000), (1906, 10536000), (1920, 10459175), (2000, 10040808), (2195, 9148800), (2400, 8367340), (2634, 7624000), (2859, 7024000), (3000, 6693872), (3200, 6275505), (3512, 5718000), (3812, 5268000), (4000, 5020404), (4390, 4574400), (4765, 4214400), (4800, 4183670), (5268, 3812000), (5718, 3512000), (6000, 3346936), (6585, 3049600), (7024, 2859000), (7624, 2634000), (8000, 2510202), (8780, 2287200), (9530, 2107200), (9600, 2091835), (10536, 1906000), (10975, 1829760), (11436, 1756000), (12000, 1673468), (13170, 1524800), (14048, 1429500), (14295, 1404800), (15248, 1317000), (16000, 1255101), (17560, 1143600), (19060, 1053600), (21072, 953000), (21950, 914880), (22872, 878000), (23825, 842880), (24000, 836734), (26340, 762400), (28096, 714750), (28590, 702400), (30496, 658500), (32925, 609920), (35120, 571800), (38120, 526800), (42144, 476500), (43900, 457440), (45744, 439000), (47650, 421440), (48000, 418367), (52680, 381200), (54875, 365952), (56192, 357375), (57180, 351200), (60992, 329250), (65850, 304960), (70240, 285900), (71475, 280960), (76240, 263400), (84288, 238250), (87800, 228720), (91488, 219500), (95300, 210720), (105360, 190600), (109750, 182976), (114360, 175600), (119125, 168576), (121984, 164625), (131700, 152480), (140480, 142950)]