56563792640

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{18701}}^1$

素因数の和:18878

約数の個数: 144

約数和(自身を含む): 144497636640

約数和(自身を除く): 87933844000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 139, 160, 170, 256, 272, 278, 320, 340, 544, 556, 640, 680, 695, 1088, 1112, 1280, 1360, 1390, 2176, 2224, 2363, 2720, 2780, 4352, 4448, 4726, 5440, 5560, 8896, 9452, 10880, 11120, 11815, 17792, 18701, 18904, 21760, 22240, 23630, 35584, 37402, 37808, 44480, 47260, 74804, 75616, 88960, 93505, 94520, 149608, 151232, 177920, 187010, 189040, 299216, 302464, 317917, 374020, 378080, 598432, 604928, 635834, 748040, 756160, 1196864, 1271668, 1496080, 1512320, 1589585, 2393728, 2543336, 2599439, 2992160, 3024640, 3179170, 4787456, 5086672, 5198878, 5984320, 6358340, 10173344, 10397756, 11968640, 12716680, 12997195, 20346688, 20795512, 23937280, 25433360, 25994390, 40693376, 41591024, 44190463, 50866720, 51988780, 81386752, 83182048, 88380926, 101733440, 103977560, 166364096, 176761852, 203466880, 207955120, 220952315, 332728192, 353523704, 406933760, 415910240, 441904630, 665456384, 707047408, 831820480, 883809260, 1414094816, 1663640960, 1767618520, 2828189632, 3327281920, 3535237040, 5656379264, 7070474080, 11312758528, 14140948160, 28281896320, 56563792640]

約数ペア:

[(1, 56563792640), (2, 28281896320), (4, 14140948160), (5, 11312758528), (8, 7070474080), (10, 5656379264), (16, 3535237040), (17, 3327281920), (20, 2828189632), (32, 1767618520), (34, 1663640960), (40, 1414094816), (64, 883809260), (68, 831820480), (80, 707047408), (85, 665456384), (128, 441904630), (136, 415910240), (139, 406933760), (160, 353523704), (170, 332728192), (256, 220952315), (272, 207955120), (278, 203466880), (320, 176761852), (340, 166364096), (544, 103977560), (556, 101733440), (640, 88380926), (680, 83182048), (695, 81386752), (1088, 51988780), (1112, 50866720), (1280, 44190463), (1360, 41591024), (1390, 40693376), (2176, 25994390), (2224, 25433360), (2363, 23937280), (2720, 20795512), (2780, 20346688), (4352, 12997195), (4448, 12716680), (4726, 11968640), (5440, 10397756), (5560, 10173344), (8896, 6358340), (9452, 5984320), (10880, 5198878), (11120, 5086672), (11815, 4787456), (17792, 3179170), (18701, 3024640), (18904, 2992160), (21760, 2599439), (22240, 2543336), (23630, 2393728), (35584, 1589585), (37402, 1512320), (37808, 1496080), (44480, 1271668), (47260, 1196864), (74804, 756160), (75616, 748040), (88960, 635834), (93505, 604928), (94520, 598432), (149608, 378080), (151232, 374020), (177920, 317917), (187010, 302464), (189040, 299216)]