165789680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6299}}^1$

素因数の和:6366

約数の個数: 80

約数和(自身を含む): 449971200

約数和(自身を除く): 284181520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1645, 1880, 2632, 3290, 3760, 5264, 6299, 6580, 12598, 13160, 25196, 26320, 31495, 44093, 50392, 62990, 88186, 100784, 125980, 176372, 220465, 251960, 296053, 352744, 440930, 503920, 592106, 705488, 881860, 1184212, 1480265, 1763720, 2072371, 2368424, 2960530, 3527440, 4144742, 4736848, 5921060, 8289484, 10361855, 11842120, 16578968, 20723710, 23684240, 33157936, 41447420, 82894840, 165789680]

約数ペア:

[(1, 165789680), (2, 82894840), (4, 41447420), (5, 33157936), (7, 23684240), (8, 20723710), (10, 16578968), (14, 11842120), (16, 10361855), (20, 8289484), (28, 5921060), (35, 4736848), (40, 4144742), (47, 3527440), (56, 2960530), (70, 2368424), (80, 2072371), (94, 1763720), (112, 1480265), (140, 1184212), (188, 881860), (235, 705488), (280, 592106), (329, 503920), (376, 440930), (470, 352744), (560, 296053), (658, 251960), (752, 220465), (940, 176372), (1316, 125980), (1645, 100784), (1880, 88186), (2632, 62990), (3290, 50392), (3760, 44093), (5264, 31495), (6299, 26320), (6580, 25196), (12598, 13160)]