781942128

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{20287}}^1$

素因数の和:20382

約数の個数: 80

約数和(自身を含む): 2233952256

約数和(自身を除く): 1452010128

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 73, 88, 132, 146, 176, 219, 264, 292, 438, 528, 584, 803, 876, 1168, 1606, 1752, 2409, 3212, 3504, 4818, 6424, 9636, 12848, 19272, 20287, 38544, 40574, 60861, 81148, 121722, 162296, 223157, 243444, 324592, 446314, 486888, 669471, 892628, 973776, 1338942, 1480951, 1785256, 2677884, 2961902, 3570512, 4442853, 5355768, 5923804, 8885706, 10711536, 11847608, 16290461, 17771412, 23695216, 32580922, 35542824, 48871383, 65161844, 71085648, 97742766, 130323688, 195485532, 260647376, 390971064, 781942128]

約数ペア:

[(1, 781942128), (2, 390971064), (3, 260647376), (4, 195485532), (6, 130323688), (8, 97742766), (11, 71085648), (12, 65161844), (16, 48871383), (22, 35542824), (24, 32580922), (33, 23695216), (44, 17771412), (48, 16290461), (66, 11847608), (73, 10711536), (88, 8885706), (132, 5923804), (146, 5355768), (176, 4442853), (219, 3570512), (264, 2961902), (292, 2677884), (438, 1785256), (528, 1480951), (584, 1338942), (803, 973776), (876, 892628), (1168, 669471), (1606, 486888), (1752, 446314), (2409, 324592), (3212, 243444), (3504, 223157), (4818, 162296), (6424, 121722), (9636, 81148), (12848, 60861), (19272, 40574), (20287, 38544)]