68137800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 192

約数和(自身を含む): 229152000

約数和(自身を除く): 161014200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 43, 50, 57, 60, 75, 76, 86, 95, 100, 114, 120, 129, 139, 150, 152, 172, 190, 200, 215, 228, 258, 278, 285, 300, 344, 380, 417, 430, 456, 475, 516, 556, 570, 600, 645, 695, 760, 817, 834, 860, 950, 1032, 1075, 1112, 1140, 1290, 1390, 1425, 1634, 1668, 1720, 1900, 2085, 2150, 2280, 2451, 2580, 2641, 2780, 2850, 3225, 3268, 3336, 3475, 3800, 4085, 4170, 4300, 4902, 5160, 5282, 5560, 5700, 5977, 6450, 6536, 6950, 7923, 8170, 8340, 8600, 9804, 10425, 10564, 11400, 11954, 12255, 12900, 13205, 13900, 15846, 16340, 16680, 17931, 19608, 20425, 20850, 21128, 23908, 24510, 25800, 26410, 27800, 29885, 31692, 32680, 35862, 39615, 40850, 41700, 47816, 49020, 52820, 59770, 61275, 63384, 66025, 71724, 79230, 81700, 83400, 89655, 98040, 105640, 113563, 119540, 122550, 132050, 143448, 149425, 158460, 163400, 179310, 198075, 227126, 239080, 245100, 264100, 298850, 316920, 340689, 358620, 396150, 448275, 454252, 490200, 528200, 567815, 597700, 681378, 717240, 792300, 896550, 908504, 1135630, 1195400, 1362756, 1584600, 1703445, 1793100, 2271260, 2725512, 2839075, 3406890, 3586200, 4542520, 5678150, 6813780, 8517225, 11356300, 13627560, 17034450, 22712600, 34068900, 68137800]

約数ペア:

[(1, 68137800), (2, 34068900), (3, 22712600), (4, 17034450), (5, 13627560), (6, 11356300), (8, 8517225), (10, 6813780), (12, 5678150), (15, 4542520), (19, 3586200), (20, 3406890), (24, 2839075), (25, 2725512), (30, 2271260), (38, 1793100), (40, 1703445), (43, 1584600), (50, 1362756), (57, 1195400), (60, 1135630), (75, 908504), (76, 896550), (86, 792300), (95, 717240), (100, 681378), (114, 597700), (120, 567815), (129, 528200), (139, 490200), (150, 454252), (152, 448275), (172, 396150), (190, 358620), (200, 340689), (215, 316920), (228, 298850), (258, 264100), (278, 245100), (285, 239080), (300, 227126), (344, 198075), (380, 179310), (417, 163400), (430, 158460), (456, 149425), (475, 143448), (516, 132050), (556, 122550), (570, 119540), (600, 113563), (645, 105640), (695, 98040), (760, 89655), (817, 83400), (834, 81700), (860, 79230), (950, 71724), (1032, 66025), (1075, 63384), (1112, 61275), (1140, 59770), (1290, 52820), (1390, 49020), (1425, 47816), (1634, 41700), (1668, 40850), (1720, 39615), (1900, 35862), (2085, 32680), (2150, 31692), (2280, 29885), (2451, 27800), (2580, 26410), (2641, 25800), (2780, 24510), (2850, 23908), (3225, 21128), (3268, 20850), (3336, 20425), (3475, 19608), (3800, 17931), (4085, 16680), (4170, 16340), (4300, 15846), (4902, 13900), (5160, 13205), (5282, 12900), (5560, 12255), (5700, 11954), (5977, 11400), (6450, 10564), (6536, 10425), (6950, 9804), (7923, 8600), (8170, 8340)]