538168920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1223}}^1$

素因数の和:1449

約数の個数: 128

約数和(自身を含む): 1709683200

約数和(自身を除く): 1171514280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 193, 228, 285, 380, 386, 456, 570, 579, 760, 772, 965, 1140, 1158, 1223, 1544, 1930, 2280, 2316, 2446, 2895, 3667, 3669, 3860, 4632, 4892, 5790, 6115, 7334, 7338, 7720, 9784, 11001, 11580, 12230, 14668, 14676, 18335, 18345, 22002, 23160, 23237, 24460, 29336, 29352, 36670, 36690, 44004, 46474, 48920, 55005, 69711, 73340, 73380, 88008, 92948, 110010, 116185, 139422, 146680, 146760, 185896, 220020, 232370, 236039, 278844, 348555, 440040, 464740, 472078, 557688, 697110, 708117, 929480, 944156, 1180195, 1394220, 1416234, 1888312, 2360390, 2788440, 2832468, 3540585, 4484741, 4720780, 5664936, 7081170, 8969482, 9441560, 13454223, 14162340, 17938964, 22423705, 26908446, 28324680, 35877928, 44847410, 53816892, 67271115, 89694820, 107633784, 134542230, 179389640, 269084460, 538168920]

約数ペア:

[(1, 538168920), (2, 269084460), (3, 179389640), (4, 134542230), (5, 107633784), (6, 89694820), (8, 67271115), (10, 53816892), (12, 44847410), (15, 35877928), (19, 28324680), (20, 26908446), (24, 22423705), (30, 17938964), (38, 14162340), (40, 13454223), (57, 9441560), (60, 8969482), (76, 7081170), (95, 5664936), (114, 4720780), (120, 4484741), (152, 3540585), (190, 2832468), (193, 2788440), (228, 2360390), (285, 1888312), (380, 1416234), (386, 1394220), (456, 1180195), (570, 944156), (579, 929480), (760, 708117), (772, 697110), (965, 557688), (1140, 472078), (1158, 464740), (1223, 440040), (1544, 348555), (1930, 278844), (2280, 236039), (2316, 232370), (2446, 220020), (2895, 185896), (3667, 146760), (3669, 146680), (3860, 139422), (4632, 116185), (4892, 110010), (5790, 92948), (6115, 88008), (7334, 73380), (7338, 73340), (7720, 69711), (9784, 55005), (11001, 48920), (11580, 46474), (12230, 44004), (14668, 36690), (14676, 36670), (18335, 29352), (18345, 29336), (22002, 24460), (23160, 23237)]