206991680

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:381

約数の個数: 168

約数和(自身を含む): 588617568

約数和(自身を除く): 381625888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 49, 56, 64, 70, 80, 86, 98, 112, 140, 160, 172, 196, 215, 224, 245, 280, 301, 307, 320, 344, 392, 430, 448, 490, 560, 602, 614, 688, 784, 860, 980, 1120, 1204, 1228, 1376, 1505, 1535, 1568, 1720, 1960, 2107, 2149, 2240, 2408, 2456, 2752, 3010, 3070, 3136, 3440, 3920, 4214, 4298, 4816, 4912, 6020, 6140, 6880, 7840, 8428, 8596, 9632, 9824, 10535, 10745, 12040, 12280, 13201, 13760, 15043, 15680, 16856, 17192, 19264, 19648, 21070, 21490, 24080, 24560, 26402, 30086, 33712, 34384, 42140, 42980, 48160, 49120, 52804, 60172, 66005, 67424, 68768, 75215, 84280, 85960, 92407, 96320, 98240, 105608, 120344, 132010, 134848, 137536, 150430, 168560, 171920, 184814, 211216, 240688, 264020, 300860, 337120, 343840, 369628, 422432, 462035, 481376, 528040, 601720, 646849, 674240, 687680, 739256, 844864, 924070, 962752, 1056080, 1203440, 1293698, 1478512, 1848140, 2112160, 2406880, 2587396, 2957024, 3234245, 3696280, 4224320, 4813760, 5174792, 5914048, 6468490, 7392560, 10349584, 12936980, 14785120, 20699168, 25873960, 29570240, 41398336, 51747920, 103495840, 206991680]

約数ペア:

[(1, 206991680), (2, 103495840), (4, 51747920), (5, 41398336), (7, 29570240), (8, 25873960), (10, 20699168), (14, 14785120), (16, 12936980), (20, 10349584), (28, 7392560), (32, 6468490), (35, 5914048), (40, 5174792), (43, 4813760), (49, 4224320), (56, 3696280), (64, 3234245), (70, 2957024), (80, 2587396), (86, 2406880), (98, 2112160), (112, 1848140), (140, 1478512), (160, 1293698), (172, 1203440), (196, 1056080), (215, 962752), (224, 924070), (245, 844864), (280, 739256), (301, 687680), (307, 674240), (320, 646849), (344, 601720), (392, 528040), (430, 481376), (448, 462035), (490, 422432), (560, 369628), (602, 343840), (614, 337120), (688, 300860), (784, 264020), (860, 240688), (980, 211216), (1120, 184814), (1204, 171920), (1228, 168560), (1376, 150430), (1505, 137536), (1535, 134848), (1568, 132010), (1720, 120344), (1960, 105608), (2107, 98240), (2149, 96320), (2240, 92407), (2408, 85960), (2456, 84280), (2752, 75215), (3010, 68768), (3070, 67424), (3136, 66005), (3440, 60172), (3920, 52804), (4214, 49120), (4298, 48160), (4816, 42980), (4912, 42140), (6020, 34384), (6140, 33712), (6880, 30086), (7840, 26402), (8428, 24560), (8596, 24080), (9632, 21490), (9824, 21070), (10535, 19648), (10745, 19264), (12040, 17192), (12280, 16856), (13201, 15680), (13760, 15043)]