201395440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3581}}^1$

素因数の和:3650

約数の個数: 80

約数和(自身を含む): 506351520

約数和(自身を除く): 304956080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 74, 76, 80, 95, 148, 152, 185, 190, 296, 304, 370, 380, 592, 703, 740, 760, 1406, 1480, 1520, 2812, 2960, 3515, 3581, 5624, 7030, 7162, 11248, 14060, 14324, 17905, 28120, 28648, 35810, 56240, 57296, 68039, 71620, 132497, 136078, 143240, 264994, 272156, 286480, 340195, 529988, 544312, 662485, 680390, 1059976, 1088624, 1324970, 1360780, 2119952, 2517443, 2649940, 2721560, 5034886, 5299880, 5443120, 10069772, 10599760, 12587215, 20139544, 25174430, 40279088, 50348860, 100697720, 201395440]

約数ペア:

[(1, 201395440), (2, 100697720), (4, 50348860), (5, 40279088), (8, 25174430), (10, 20139544), (16, 12587215), (19, 10599760), (20, 10069772), (37, 5443120), (38, 5299880), (40, 5034886), (74, 2721560), (76, 2649940), (80, 2517443), (95, 2119952), (148, 1360780), (152, 1324970), (185, 1088624), (190, 1059976), (296, 680390), (304, 662485), (370, 544312), (380, 529988), (592, 340195), (703, 286480), (740, 272156), (760, 264994), (1406, 143240), (1480, 136078), (1520, 132497), (2812, 71620), (2960, 68039), (3515, 57296), (3581, 56240), (5624, 35810), (7030, 28648), (7162, 28120), (11248, 17905), (14060, 14324)]