199771040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:419

約数の個数: 144

約数和(自身を含む): 557438112

約数和(自身を除く): 357667072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 83, 98, 112, 140, 160, 166, 196, 224, 245, 280, 307, 332, 392, 415, 490, 560, 581, 614, 664, 784, 830, 980, 1120, 1162, 1228, 1328, 1535, 1568, 1660, 1960, 2149, 2324, 2456, 2656, 2905, 3070, 3320, 3920, 4067, 4298, 4648, 4912, 5810, 6140, 6640, 7840, 8134, 8596, 9296, 9824, 10745, 11620, 12280, 13280, 15043, 16268, 17192, 18592, 20335, 21490, 23240, 24560, 25481, 30086, 32536, 34384, 40670, 42980, 46480, 49120, 50962, 60172, 65072, 68768, 75215, 81340, 85960, 92960, 101924, 120344, 127405, 130144, 150430, 162680, 171920, 178367, 203848, 240688, 254810, 300860, 325360, 343840, 356734, 407696, 481376, 509620, 601720, 650720, 713468, 815392, 891835, 1019240, 1203440, 1248569, 1426936, 1783670, 2038480, 2406880, 2497138, 2853872, 3567340, 4076960, 4994276, 5707744, 6242845, 7134680, 9988552, 12485690, 14269360, 19977104, 24971380, 28538720, 39954208, 49942760, 99885520, 199771040]

約数ペア:

[(1, 199771040), (2, 99885520), (4, 49942760), (5, 39954208), (7, 28538720), (8, 24971380), (10, 19977104), (14, 14269360), (16, 12485690), (20, 9988552), (28, 7134680), (32, 6242845), (35, 5707744), (40, 4994276), (49, 4076960), (56, 3567340), (70, 2853872), (80, 2497138), (83, 2406880), (98, 2038480), (112, 1783670), (140, 1426936), (160, 1248569), (166, 1203440), (196, 1019240), (224, 891835), (245, 815392), (280, 713468), (307, 650720), (332, 601720), (392, 509620), (415, 481376), (490, 407696), (560, 356734), (581, 343840), (614, 325360), (664, 300860), (784, 254810), (830, 240688), (980, 203848), (1120, 178367), (1162, 171920), (1228, 162680), (1328, 150430), (1535, 130144), (1568, 127405), (1660, 120344), (1960, 101924), (2149, 92960), (2324, 85960), (2456, 81340), (2656, 75215), (2905, 68768), (3070, 65072), (3320, 60172), (3920, 50962), (4067, 49120), (4298, 46480), (4648, 42980), (4912, 40670), (5810, 34384), (6140, 32536), (6640, 30086), (7840, 25481), (8134, 24560), (8596, 23240), (9296, 21490), (9824, 20335), (10745, 18592), (11620, 17192), (12280, 16268), (13280, 15043)]