245801712

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:387

約数の個数: 120

約数和(自身を含む): 695555184

約数和(自身を除く): 449753472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 157, 169, 193, 208, 312, 314, 338, 386, 471, 507, 579, 624, 628, 676, 772, 942, 1014, 1158, 1256, 1352, 1544, 1884, 2028, 2041, 2316, 2509, 2512, 2704, 3088, 3768, 4056, 4082, 4632, 5018, 6123, 7527, 7536, 8112, 8164, 9264, 10036, 12246, 15054, 16328, 20072, 24492, 26533, 30108, 30301, 32617, 32656, 40144, 48984, 53066, 60216, 60602, 65234, 79599, 90903, 97851, 97968, 106132, 120432, 121204, 130468, 159198, 181806, 195702, 212264, 242408, 260936, 318396, 363612, 391404, 393913, 424528, 484816, 521872, 636792, 727224, 782808, 787826, 1181739, 1273584, 1454448, 1565616, 1575652, 2363478, 3151304, 4726956, 5120869, 6302608, 9453912, 10241738, 15362607, 18907824, 20483476, 30725214, 40966952, 61450428, 81933904, 122900856, 245801712]

約数ペア:

[(1, 245801712), (2, 122900856), (3, 81933904), (4, 61450428), (6, 40966952), (8, 30725214), (12, 20483476), (13, 18907824), (16, 15362607), (24, 10241738), (26, 9453912), (39, 6302608), (48, 5120869), (52, 4726956), (78, 3151304), (104, 2363478), (156, 1575652), (157, 1565616), (169, 1454448), (193, 1273584), (208, 1181739), (312, 787826), (314, 782808), (338, 727224), (386, 636792), (471, 521872), (507, 484816), (579, 424528), (624, 393913), (628, 391404), (676, 363612), (772, 318396), (942, 260936), (1014, 242408), (1158, 212264), (1256, 195702), (1352, 181806), (1544, 159198), (1884, 130468), (2028, 121204), (2041, 120432), (2316, 106132), (2509, 97968), (2512, 97851), (2704, 90903), (3088, 79599), (3768, 65234), (4056, 60602), (4082, 60216), (4632, 53066), (5018, 48984), (6123, 40144), (7527, 32656), (7536, 32617), (8112, 30301), (8164, 30108), (9264, 26533), (10036, 24492), (12246, 20072), (15054, 16328)]