256735080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{101879}}^1$

素因数の和:101903

約数の個数: 96

約数和(自身を含む): 953596800

約数和(自身を除く): 696861720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 101879, 203758, 305637, 407516, 509395, 611274, 713153, 815032, 916911, 1018790, 1222548, 1426306, 1528185, 1833822, 2037580, 2139459, 2445096, 2852612, 3056370, 3565765, 3667644, 4075160, 4278918, 4584555, 5705224, 6112740, 6418377, 7131530, 7335288, 8557836, 9169110, 10697295, 12225480, 12836754, 14263060, 17115672, 18338220, 21394590, 25673508, 28526120, 32091885, 36676440, 42789180, 51347016, 64183770, 85578360, 128367540, 256735080]

約数ペア:

[(1, 256735080), (2, 128367540), (3, 85578360), (4, 64183770), (5, 51347016), (6, 42789180), (7, 36676440), (8, 32091885), (9, 28526120), (10, 25673508), (12, 21394590), (14, 18338220), (15, 17115672), (18, 14263060), (20, 12836754), (21, 12225480), (24, 10697295), (28, 9169110), (30, 8557836), (35, 7335288), (36, 7131530), (40, 6418377), (42, 6112740), (45, 5705224), (56, 4584555), (60, 4278918), (63, 4075160), (70, 3667644), (72, 3565765), (84, 3056370), (90, 2852612), (105, 2445096), (120, 2139459), (126, 2037580), (140, 1833822), (168, 1528185), (180, 1426306), (210, 1222548), (252, 1018790), (280, 916911), (315, 815032), (360, 713153), (420, 611274), (504, 509395), (630, 407516), (840, 305637), (1260, 203758), (2520, 101879)]