209239520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{823}}^1$

素因数の和:1072

約数の個数: 96

約数和(自身を含む): 568124928

約数和(自身を除く): 358885408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 227, 280, 454, 560, 823, 908, 1120, 1135, 1589, 1646, 1816, 2270, 3178, 3292, 3632, 4115, 4540, 5761, 6356, 6584, 7264, 7945, 8230, 9080, 11522, 12712, 13168, 15890, 16460, 18160, 23044, 25424, 26336, 28805, 31780, 32920, 36320, 46088, 50848, 57610, 63560, 65840, 92176, 115220, 127120, 131680, 184352, 186821, 230440, 254240, 373642, 460880, 747284, 921760, 934105, 1307747, 1494568, 1868210, 2615494, 2989136, 3736420, 5230988, 5978272, 6538735, 7472840, 10461976, 13077470, 14945680, 20923952, 26154940, 29891360, 41847904, 52309880, 104619760, 209239520]

約数ペア:

[(1, 209239520), (2, 104619760), (4, 52309880), (5, 41847904), (7, 29891360), (8, 26154940), (10, 20923952), (14, 14945680), (16, 13077470), (20, 10461976), (28, 7472840), (32, 6538735), (35, 5978272), (40, 5230988), (56, 3736420), (70, 2989136), (80, 2615494), (112, 1868210), (140, 1494568), (160, 1307747), (224, 934105), (227, 921760), (280, 747284), (454, 460880), (560, 373642), (823, 254240), (908, 230440), (1120, 186821), (1135, 184352), (1589, 131680), (1646, 127120), (1816, 115220), (2270, 92176), (3178, 65840), (3292, 63560), (3632, 57610), (4115, 50848), (4540, 46088), (5761, 36320), (6356, 32920), (6584, 31780), (7264, 28805), (7945, 26336), (8230, 25424), (9080, 23044), (11522, 18160), (12712, 16460), (13168, 15890)]