68631720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1979}}^1$

素因数の和:2027

約数の個数: 96

約数和(自身を含む): 218829600

約数和(自身を除く): 150197880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 289, 340, 408, 510, 578, 680, 867, 1020, 1156, 1445, 1734, 1979, 2040, 2312, 2890, 3468, 3958, 4335, 5780, 5937, 6936, 7916, 8670, 9895, 11560, 11874, 15832, 17340, 19790, 23748, 29685, 33643, 34680, 39580, 47496, 59370, 67286, 79160, 100929, 118740, 134572, 168215, 201858, 237480, 269144, 336430, 403716, 504645, 571931, 672860, 807432, 1009290, 1143862, 1345720, 1715793, 2018580, 2287724, 2859655, 3431586, 4037160, 4575448, 5719310, 6863172, 8578965, 11438620, 13726344, 17157930, 22877240, 34315860, 68631720]

約数ペア:

[(1, 68631720), (2, 34315860), (3, 22877240), (4, 17157930), (5, 13726344), (6, 11438620), (8, 8578965), (10, 6863172), (12, 5719310), (15, 4575448), (17, 4037160), (20, 3431586), (24, 2859655), (30, 2287724), (34, 2018580), (40, 1715793), (51, 1345720), (60, 1143862), (68, 1009290), (85, 807432), (102, 672860), (120, 571931), (136, 504645), (170, 403716), (204, 336430), (255, 269144), (289, 237480), (340, 201858), (408, 168215), (510, 134572), (578, 118740), (680, 100929), (867, 79160), (1020, 67286), (1156, 59370), (1445, 47496), (1734, 39580), (1979, 34680), (2040, 33643), (2312, 29685), (2890, 23748), (3468, 19790), (3958, 17340), (4335, 15832), (5780, 11874), (5937, 11560), (6936, 9895), (7916, 8670)]