210008320

素因数分解:

$2^8\times 5^1\times {\mathrm{191}}^1\times {\mathrm{859}}^1$

素因数の和:1071

約数の個数: 72

約数和(自身を含む): 506257920

約数和(自身を除く): 296249600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 191, 256, 320, 382, 640, 764, 859, 955, 1280, 1528, 1718, 1910, 3056, 3436, 3820, 4295, 6112, 6872, 7640, 8590, 12224, 13744, 15280, 17180, 24448, 27488, 30560, 34360, 48896, 54976, 61120, 68720, 109952, 122240, 137440, 164069, 219904, 244480, 274880, 328138, 549760, 656276, 820345, 1099520, 1312552, 1640690, 2625104, 3281380, 5250208, 6562760, 10500416, 13125520, 21000832, 26251040, 42001664, 52502080, 105004160, 210008320]

約数ペア:

[(1, 210008320), (2, 105004160), (4, 52502080), (5, 42001664), (8, 26251040), (10, 21000832), (16, 13125520), (20, 10500416), (32, 6562760), (40, 5250208), (64, 3281380), (80, 2625104), (128, 1640690), (160, 1312552), (191, 1099520), (256, 820345), (320, 656276), (382, 549760), (640, 328138), (764, 274880), (859, 244480), (955, 219904), (1280, 164069), (1528, 137440), (1718, 122240), (1910, 109952), (3056, 68720), (3436, 61120), (3820, 54976), (4295, 48896), (6112, 34360), (6872, 30560), (7640, 27488), (8590, 24448), (12224, 17180), (13744, 15280)]