21056585160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13497811}}^1$

素因数の和:13497838

約数の個数: 64

約数和(自身を含む): 68028972480

約数和(自身を除く): 46972387320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 13497811, 26995622, 40493433, 53991244, 67489055, 80986866, 107982488, 134978110, 161973732, 175471543, 202467165, 269956220, 323947464, 350943086, 404934330, 526414629, 539912440, 701886172, 809868660, 877357715, 1052829258, 1403772344, 1619737320, 1754715430, 2105658516, 2632073145, 3509430860, 4211317032, 5264146290, 7018861720, 10528292580, 21056585160]

約数ペア:

[(1, 21056585160), (2, 10528292580), (3, 7018861720), (4, 5264146290), (5, 4211317032), (6, 3509430860), (8, 2632073145), (10, 2105658516), (12, 1754715430), (13, 1619737320), (15, 1403772344), (20, 1052829258), (24, 877357715), (26, 809868660), (30, 701886172), (39, 539912440), (40, 526414629), (52, 404934330), (60, 350943086), (65, 323947464), (78, 269956220), (104, 202467165), (120, 175471543), (130, 161973732), (156, 134978110), (195, 107982488), (260, 80986866), (312, 67489055), (390, 53991244), (520, 40493433), (780, 26995622), (1560, 13497811)]