830720

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1$

素因数の和:91

約数の個数: 72

約数和(自身を含む): 2207520

約数和(自身を除く): 1376800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 59, 64, 80, 88, 110, 118, 128, 160, 176, 220, 236, 256, 295, 320, 352, 440, 472, 590, 640, 649, 704, 880, 944, 1180, 1280, 1298, 1408, 1760, 1888, 2360, 2596, 2816, 3245, 3520, 3776, 4720, 5192, 6490, 7040, 7552, 9440, 10384, 12980, 14080, 15104, 18880, 20768, 25960, 37760, 41536, 51920, 75520, 83072, 103840, 166144, 207680, 415360, 830720]

約数ペア:

[(1, 830720), (2, 415360), (4, 207680), (5, 166144), (8, 103840), (10, 83072), (11, 75520), (16, 51920), (20, 41536), (22, 37760), (32, 25960), (40, 20768), (44, 18880), (55, 15104), (59, 14080), (64, 12980), (80, 10384), (88, 9440), (110, 7552), (118, 7040), (128, 6490), (160, 5192), (176, 4720), (220, 3776), (236, 3520), (256, 3245), (295, 2816), (320, 2596), (352, 2360), (440, 1888), (472, 1760), (590, 1408), (640, 1298), (649, 1280), (704, 1180), (880, 944)]