291226208

素因数分解:

$2^5\times 7^3\times {\mathrm{13}}^2\times {\mathrm{157}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 728632800

約数和(自身を除く): 437406592

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 157, 169, 182, 196, 208, 224, 314, 338, 343, 364, 392, 416, 628, 637, 676, 686, 728, 784, 1099, 1183, 1256, 1274, 1352, 1372, 1456, 1568, 2041, 2198, 2366, 2512, 2548, 2704, 2744, 2912, 4082, 4396, 4459, 4732, 5024, 5096, 5408, 5488, 7693, 8164, 8281, 8792, 8918, 9464, 10192, 10976, 14287, 15386, 16328, 16562, 17584, 17836, 18928, 20384, 26533, 28574, 30772, 32656, 33124, 35168, 35672, 37856, 53066, 53851, 57148, 57967, 61544, 65312, 66248, 71344, 100009, 106132, 107702, 114296, 115934, 123088, 132496, 142688, 185731, 200018, 212264, 215404, 228592, 231868, 246176, 264992, 371462, 400036, 424528, 430808, 457184, 463736, 700063, 742924, 800072, 849056, 861616, 927472, 1300117, 1400126, 1485848, 1600144, 1723232, 1854944, 2600234, 2800252, 2971696, 3200288, 5200468, 5600504, 5943392, 9100819, 10400936, 11201008, 18201638, 20801872, 22402016, 36403276, 41603744, 72806552, 145613104, 291226208]

約数ペア:

[(1, 291226208), (2, 145613104), (4, 72806552), (7, 41603744), (8, 36403276), (13, 22402016), (14, 20801872), (16, 18201638), (26, 11201008), (28, 10400936), (32, 9100819), (49, 5943392), (52, 5600504), (56, 5200468), (91, 3200288), (98, 2971696), (104, 2800252), (112, 2600234), (157, 1854944), (169, 1723232), (182, 1600144), (196, 1485848), (208, 1400126), (224, 1300117), (314, 927472), (338, 861616), (343, 849056), (364, 800072), (392, 742924), (416, 700063), (628, 463736), (637, 457184), (676, 430808), (686, 424528), (728, 400036), (784, 371462), (1099, 264992), (1183, 246176), (1256, 231868), (1274, 228592), (1352, 215404), (1372, 212264), (1456, 200018), (1568, 185731), (2041, 142688), (2198, 132496), (2366, 123088), (2512, 115934), (2548, 114296), (2704, 107702), (2744, 106132), (2912, 100009), (4082, 71344), (4396, 66248), (4459, 65312), (4732, 61544), (5024, 57967), (5096, 57148), (5408, 53851), (5488, 53066), (7693, 37856), (8164, 35672), (8281, 35168), (8792, 33124), (8918, 32656), (9464, 30772), (10192, 28574), (10976, 26533), (14287, 20384), (15386, 18928), (16328, 17836), (16562, 17584)]