219873320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1499}}^1$

素因数の和:1722

約数の個数: 64

約数和(自身を含む): 523800000

約数和(自身を除く): 303926680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 193, 380, 386, 760, 772, 965, 1499, 1544, 1930, 2998, 3667, 3860, 5996, 7334, 7495, 7720, 11992, 14668, 14990, 18335, 28481, 29336, 29980, 36670, 56962, 59960, 73340, 113924, 142405, 146680, 227848, 284810, 289307, 569620, 578614, 1139240, 1157228, 1446535, 2314456, 2893070, 5496833, 5786140, 10993666, 11572280, 21987332, 27484165, 43974664, 54968330, 109936660, 219873320]

約数ペア:

[(1, 219873320), (2, 109936660), (4, 54968330), (5, 43974664), (8, 27484165), (10, 21987332), (19, 11572280), (20, 10993666), (38, 5786140), (40, 5496833), (76, 2893070), (95, 2314456), (152, 1446535), (190, 1157228), (193, 1139240), (380, 578614), (386, 569620), (760, 289307), (772, 284810), (965, 227848), (1499, 146680), (1544, 142405), (1930, 113924), (2998, 73340), (3667, 59960), (3860, 56962), (5996, 36670), (7334, 29980), (7495, 29336), (7720, 28481), (11992, 18335), (14668, 14990)]