2681264320

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{307}}^1\times {\mathrm{557}}^1$

素因数の和:895

約数の個数: 168

約数和(自身を含む): 7464740976

約数和(自身を除く): 4783476656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 307, 320, 392, 448, 490, 557, 560, 614, 784, 980, 1114, 1120, 1228, 1535, 1568, 1960, 2149, 2228, 2240, 2456, 2785, 3070, 3136, 3899, 3920, 4298, 4456, 4912, 5570, 6140, 7798, 7840, 8596, 8912, 9824, 10745, 11140, 12280, 15043, 15596, 15680, 17192, 17824, 19495, 19648, 21490, 22280, 24560, 27293, 30086, 31192, 34384, 35648, 38990, 42980, 44560, 49120, 54586, 60172, 62384, 68768, 75215, 77980, 85960, 89120, 98240, 109172, 120344, 124768, 136465, 137536, 150430, 155960, 170999, 171920, 178240, 218344, 240688, 249536, 272930, 300860, 311920, 341998, 343840, 436688, 481376, 545860, 601720, 623840, 683996, 687680, 854995, 873376, 962752, 1091720, 1196993, 1203440, 1247680, 1367992, 1709990, 1746752, 2183440, 2393986, 2406880, 2735984, 3419980, 4366880, 4787972, 4813760, 5471968, 5984965, 6839960, 8378951, 8733760, 9575944, 10943936, 11969930, 13679920, 16757902, 19151888, 23939860, 27359840, 33515804, 38303776, 41894755, 47879720, 54719680, 67031608, 76607552, 83789510, 95759440, 134063216, 167579020, 191518880, 268126432, 335158040, 383037760, 536252864, 670316080, 1340632160, 2681264320]

約数ペア:

[(1, 2681264320), (2, 1340632160), (4, 670316080), (5, 536252864), (7, 383037760), (8, 335158040), (10, 268126432), (14, 191518880), (16, 167579020), (20, 134063216), (28, 95759440), (32, 83789510), (35, 76607552), (40, 67031608), (49, 54719680), (56, 47879720), (64, 41894755), (70, 38303776), (80, 33515804), (98, 27359840), (112, 23939860), (140, 19151888), (160, 16757902), (196, 13679920), (224, 11969930), (245, 10943936), (280, 9575944), (307, 8733760), (320, 8378951), (392, 6839960), (448, 5984965), (490, 5471968), (557, 4813760), (560, 4787972), (614, 4366880), (784, 3419980), (980, 2735984), (1114, 2406880), (1120, 2393986), (1228, 2183440), (1535, 1746752), (1568, 1709990), (1960, 1367992), (2149, 1247680), (2228, 1203440), (2240, 1196993), (2456, 1091720), (2785, 962752), (3070, 873376), (3136, 854995), (3899, 687680), (3920, 683996), (4298, 623840), (4456, 601720), (4912, 545860), (5570, 481376), (6140, 436688), (7798, 343840), (7840, 341998), (8596, 311920), (8912, 300860), (9824, 272930), (10745, 249536), (11140, 240688), (12280, 218344), (15043, 178240), (15596, 171920), (15680, 170999), (17192, 155960), (17824, 150430), (19495, 137536), (19648, 136465), (21490, 124768), (22280, 120344), (24560, 109172), (27293, 98240), (30086, 89120), (31192, 85960), (34384, 77980), (35648, 75215), (38990, 68768), (42980, 62384), (44560, 60172), (49120, 54586)]