257887392

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{751}}^1$

素因数の和:851

約数の個数: 144

約数和(自身を含む): 799327872

約数和(自身を除く): 541440480

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 73, 84, 96, 98, 112, 146, 147, 168, 196, 219, 224, 292, 294, 336, 392, 438, 511, 584, 588, 672, 751, 784, 876, 1022, 1168, 1176, 1502, 1533, 1568, 1752, 2044, 2253, 2336, 2352, 3004, 3066, 3504, 3577, 4088, 4506, 4704, 5257, 6008, 6132, 7008, 7154, 8176, 9012, 10514, 10731, 12016, 12264, 14308, 15771, 16352, 18024, 21028, 21462, 24032, 24528, 28616, 31542, 36048, 36799, 42056, 42924, 49056, 54823, 57232, 63084, 72096, 73598, 84112, 85848, 109646, 110397, 114464, 126168, 147196, 164469, 168224, 171696, 219292, 220794, 252336, 294392, 328938, 343392, 383761, 438584, 441588, 504672, 588784, 657876, 767522, 877168, 883176, 1151283, 1177568, 1315752, 1535044, 1754336, 1766352, 2302566, 2631504, 2686327, 3070088, 3532704, 4605132, 5263008, 5372654, 6140176, 8058981, 9210264, 10745308, 12280352, 16117962, 18420528, 21490616, 32235924, 36841056, 42981232, 64471848, 85962464, 128943696, 257887392]

約数ペア:

[(1, 257887392), (2, 128943696), (3, 85962464), (4, 64471848), (6, 42981232), (7, 36841056), (8, 32235924), (12, 21490616), (14, 18420528), (16, 16117962), (21, 12280352), (24, 10745308), (28, 9210264), (32, 8058981), (42, 6140176), (48, 5372654), (49, 5263008), (56, 4605132), (73, 3532704), (84, 3070088), (96, 2686327), (98, 2631504), (112, 2302566), (146, 1766352), (147, 1754336), (168, 1535044), (196, 1315752), (219, 1177568), (224, 1151283), (292, 883176), (294, 877168), (336, 767522), (392, 657876), (438, 588784), (511, 504672), (584, 441588), (588, 438584), (672, 383761), (751, 343392), (784, 328938), (876, 294392), (1022, 252336), (1168, 220794), (1176, 219292), (1502, 171696), (1533, 168224), (1568, 164469), (1752, 147196), (2044, 126168), (2253, 114464), (2336, 110397), (2352, 109646), (3004, 85848), (3066, 84112), (3504, 73598), (3577, 72096), (4088, 63084), (4506, 57232), (4704, 54823), (5257, 49056), (6008, 42924), (6132, 42056), (7008, 36799), (7154, 36048), (8176, 31542), (9012, 28616), (10514, 24528), (10731, 24032), (12016, 21462), (12264, 21028), (14308, 18024), (15771, 16352)]