70243020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 224078400

約数和(自身を除く): 153835380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 53, 60, 74, 90, 106, 111, 148, 159, 180, 185, 199, 212, 222, 265, 318, 333, 370, 398, 444, 477, 530, 555, 597, 636, 666, 740, 795, 796, 954, 995, 1060, 1110, 1194, 1332, 1590, 1665, 1791, 1908, 1961, 1990, 2220, 2385, 2388, 2985, 3180, 3330, 3582, 3922, 3980, 4770, 5883, 5970, 6660, 7164, 7363, 7844, 8955, 9540, 9805, 10547, 11766, 11940, 14726, 17649, 17910, 19610, 21094, 22089, 23532, 29415, 29452, 31641, 35298, 35820, 36815, 39220, 42188, 44178, 52735, 58830, 63282, 66267, 70596, 73630, 88245, 88356, 94923, 105470, 110445, 117660, 126564, 132534, 147260, 158205, 176490, 189846, 210940, 220890, 265068, 316410, 331335, 352980, 379692, 390239, 441780, 474615, 632820, 662670, 780478, 949230, 1170717, 1325340, 1560956, 1898460, 1951195, 2341434, 3512151, 3902390, 4682868, 5853585, 7024302, 7804780, 11707170, 14048604, 17560755, 23414340, 35121510, 70243020]

約数ペア:

[(1, 70243020), (2, 35121510), (3, 23414340), (4, 17560755), (5, 14048604), (6, 11707170), (9, 7804780), (10, 7024302), (12, 5853585), (15, 4682868), (18, 3902390), (20, 3512151), (30, 2341434), (36, 1951195), (37, 1898460), (45, 1560956), (53, 1325340), (60, 1170717), (74, 949230), (90, 780478), (106, 662670), (111, 632820), (148, 474615), (159, 441780), (180, 390239), (185, 379692), (199, 352980), (212, 331335), (222, 316410), (265, 265068), (318, 220890), (333, 210940), (370, 189846), (398, 176490), (444, 158205), (477, 147260), (530, 132534), (555, 126564), (597, 117660), (636, 110445), (666, 105470), (740, 94923), (795, 88356), (796, 88245), (954, 73630), (995, 70596), (1060, 66267), (1110, 63282), (1194, 58830), (1332, 52735), (1590, 44178), (1665, 42188), (1791, 39220), (1908, 36815), (1961, 35820), (1990, 35298), (2220, 31641), (2385, 29452), (2388, 29415), (2985, 23532), (3180, 22089), (3330, 21094), (3582, 19610), (3922, 17910), (3980, 17649), (4770, 14726), (5883, 11940), (5970, 11766), (6660, 10547), (7164, 9805), (7363, 9540), (7844, 8955)]