61816080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 160

約数和(自身を含む): 206236800

約数和(自身を除く): 144420720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 109, 120, 136, 139, 170, 204, 218, 240, 255, 272, 278, 327, 340, 408, 417, 436, 510, 545, 556, 654, 680, 695, 816, 834, 872, 1020, 1090, 1112, 1308, 1360, 1390, 1635, 1668, 1744, 1853, 2040, 2085, 2180, 2224, 2363, 2616, 2780, 3270, 3336, 3706, 4080, 4170, 4360, 4726, 5232, 5559, 5560, 6540, 6672, 7089, 7412, 8340, 8720, 9265, 9452, 11118, 11120, 11815, 13080, 14178, 14824, 15151, 16680, 18530, 18904, 22236, 23630, 26160, 27795, 28356, 29648, 30302, 33360, 35445, 37060, 37808, 44472, 45453, 47260, 55590, 56712, 60604, 70890, 74120, 75755, 88944, 90906, 94520, 111180, 113424, 121208, 141780, 148240, 151510, 181812, 189040, 222360, 227265, 242416, 257567, 283560, 303020, 363624, 444720, 454530, 515134, 567120, 606040, 727248, 772701, 909060, 1030268, 1212080, 1287835, 1545402, 1818120, 2060536, 2575670, 3090804, 3636240, 3863505, 4121072, 5151340, 6181608, 7727010, 10302680, 12363216, 15454020, 20605360, 30908040, 61816080]

約数ペア:

[(1, 61816080), (2, 30908040), (3, 20605360), (4, 15454020), (5, 12363216), (6, 10302680), (8, 7727010), (10, 6181608), (12, 5151340), (15, 4121072), (16, 3863505), (17, 3636240), (20, 3090804), (24, 2575670), (30, 2060536), (34, 1818120), (40, 1545402), (48, 1287835), (51, 1212080), (60, 1030268), (68, 909060), (80, 772701), (85, 727248), (102, 606040), (109, 567120), (120, 515134), (136, 454530), (139, 444720), (170, 363624), (204, 303020), (218, 283560), (240, 257567), (255, 242416), (272, 227265), (278, 222360), (327, 189040), (340, 181812), (408, 151510), (417, 148240), (436, 141780), (510, 121208), (545, 113424), (556, 111180), (654, 94520), (680, 90906), (695, 88944), (816, 75755), (834, 74120), (872, 70890), (1020, 60604), (1090, 56712), (1112, 55590), (1308, 47260), (1360, 45453), (1390, 44472), (1635, 37808), (1668, 37060), (1744, 35445), (1853, 33360), (2040, 30302), (2085, 29648), (2180, 28356), (2224, 27795), (2363, 26160), (2616, 23630), (2780, 22236), (3270, 18904), (3336, 18530), (3706, 16680), (4080, 15151), (4170, 14824), (4360, 14178), (4726, 13080), (5232, 11815), (5559, 11120), (5560, 11118), (6540, 9452), (6672, 9265), (7089, 8720), (7412, 8340)]