1490677120

素因数分解:

$2^7\times 5^1\times {\mathrm{1093}}^1\times {\mathrm{2131}}^1$

素因数の和:3243

約数の個数: 64

約数和(自身を含む): 3568584240

約数和(自身を除く): 2077907120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1093, 2131, 2186, 4262, 4372, 5465, 8524, 8744, 10655, 10930, 17048, 17488, 21310, 21860, 34096, 34976, 42620, 43720, 68192, 69952, 85240, 87440, 136384, 139904, 170480, 174880, 272768, 340960, 349760, 681920, 699520, 1363840, 2329183, 4658366, 9316732, 11645915, 18633464, 23291830, 37266928, 46583660, 74533856, 93167320, 149067712, 186334640, 298135424, 372669280, 745338560, 1490677120]

約数ペア:

[(1, 1490677120), (2, 745338560), (4, 372669280), (5, 298135424), (8, 186334640), (10, 149067712), (16, 93167320), (20, 74533856), (32, 46583660), (40, 37266928), (64, 23291830), (80, 18633464), (128, 11645915), (160, 9316732), (320, 4658366), (640, 2329183), (1093, 1363840), (2131, 699520), (2186, 681920), (4262, 349760), (4372, 340960), (5465, 272768), (8524, 174880), (8744, 170480), (10655, 139904), (10930, 136384), (17048, 87440), (17488, 85240), (21310, 69952), (21860, 68192), (34096, 43720), (34976, 42620)]