74308728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 211821120

約数和(自身を除く): 137512392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 41, 52, 74, 78, 82, 104, 111, 123, 148, 156, 157, 164, 222, 246, 296, 312, 314, 328, 444, 471, 481, 492, 533, 628, 888, 942, 962, 984, 1066, 1256, 1443, 1517, 1599, 1884, 1924, 2041, 2132, 2886, 3034, 3198, 3768, 3848, 4082, 4264, 4551, 5772, 5809, 6068, 6123, 6396, 6437, 8164, 9102, 11544, 11618, 12136, 12246, 12792, 12874, 16328, 17427, 18204, 19311, 19721, 23236, 24492, 25748, 34854, 36408, 38622, 39442, 46472, 48984, 51496, 59163, 69708, 75517, 77244, 78884, 83681, 118326, 139416, 151034, 154488, 157768, 167362, 226551, 236652, 238169, 251043, 302068, 334724, 453102, 473304, 476338, 502086, 604136, 669448, 714507, 906204, 952676, 1004172, 1429014, 1812408, 1905352, 2008344, 2858028, 3096197, 5716056, 6192394, 9288591, 12384788, 18577182, 24769576, 37154364, 74308728]

約数ペア:

[(1, 74308728), (2, 37154364), (3, 24769576), (4, 18577182), (6, 12384788), (8, 9288591), (12, 6192394), (13, 5716056), (24, 3096197), (26, 2858028), (37, 2008344), (39, 1905352), (41, 1812408), (52, 1429014), (74, 1004172), (78, 952676), (82, 906204), (104, 714507), (111, 669448), (123, 604136), (148, 502086), (156, 476338), (157, 473304), (164, 453102), (222, 334724), (246, 302068), (296, 251043), (312, 238169), (314, 236652), (328, 226551), (444, 167362), (471, 157768), (481, 154488), (492, 151034), (533, 139416), (628, 118326), (888, 83681), (942, 78884), (962, 77244), (984, 75517), (1066, 69708), (1256, 59163), (1443, 51496), (1517, 48984), (1599, 46472), (1884, 39442), (1924, 38622), (2041, 36408), (2132, 34854), (2886, 25748), (3034, 24492), (3198, 23236), (3768, 19721), (3848, 19311), (4082, 18204), (4264, 17427), (4551, 16328), (5772, 12874), (5809, 12792), (6068, 12246), (6123, 12136), (6396, 11618), (6437, 11544), (8164, 9102)]