15879160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 39398400

約数和(自身を除く): 23519240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 151, 220, 239, 302, 440, 478, 604, 755, 956, 1195, 1208, 1510, 1661, 1912, 2390, 2629, 3020, 3322, 4780, 5258, 6040, 6644, 8305, 9560, 10516, 13145, 13288, 16610, 21032, 26290, 33220, 36089, 52580, 66440, 72178, 105160, 144356, 180445, 288712, 360890, 396979, 721780, 793958, 1443560, 1587916, 1984895, 3175832, 3969790, 7939580, 15879160]

約数ペア:

[(1, 15879160), (2, 7939580), (4, 3969790), (5, 3175832), (8, 1984895), (10, 1587916), (11, 1443560), (20, 793958), (22, 721780), (40, 396979), (44, 360890), (55, 288712), (88, 180445), (110, 144356), (151, 105160), (220, 72178), (239, 66440), (302, 52580), (440, 36089), (478, 33220), (604, 26290), (755, 21032), (956, 16610), (1195, 13288), (1208, 13145), (1510, 10516), (1661, 9560), (1912, 8305), (2390, 6644), (2629, 6040), (3020, 5258), (3322, 4780)]