219813440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{811}}^1$

素因数の和:857

約数の個数: 168

約数和(自身を含む): 658343616

約数和(自身を除く): 438530176

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 121, 140, 154, 160, 176, 220, 224, 242, 280, 308, 320, 352, 385, 440, 448, 484, 560, 605, 616, 704, 770, 811, 847, 880, 968, 1120, 1210, 1232, 1540, 1622, 1694, 1760, 1936, 2240, 2420, 2464, 3080, 3244, 3388, 3520, 3872, 4055, 4235, 4840, 4928, 5677, 6160, 6488, 6776, 7744, 8110, 8470, 8921, 9680, 11354, 12320, 12976, 13552, 16220, 16940, 17842, 19360, 22708, 24640, 25952, 27104, 28385, 32440, 33880, 35684, 38720, 44605, 45416, 51904, 54208, 56770, 62447, 64880, 67760, 71368, 89210, 90832, 98131, 113540, 124894, 129760, 135520, 142736, 178420, 181664, 196262, 227080, 249788, 259520, 271040, 285472, 312235, 356840, 363328, 392524, 454160, 490655, 499576, 570944, 624470, 686917, 713680, 785048, 908320, 981310, 999152, 1248940, 1373834, 1427360, 1570096, 1816640, 1962620, 1998304, 2497880, 2747668, 2854720, 3140192, 3434585, 3925240, 3996608, 4995760, 5495336, 6280384, 6869170, 7850480, 9991520, 10990672, 13738340, 15700960, 19983040, 21981344, 27476680, 31401920, 43962688, 54953360, 109906720, 219813440]

約数ペア:

[(1, 219813440), (2, 109906720), (4, 54953360), (5, 43962688), (7, 31401920), (8, 27476680), (10, 21981344), (11, 19983040), (14, 15700960), (16, 13738340), (20, 10990672), (22, 9991520), (28, 7850480), (32, 6869170), (35, 6280384), (40, 5495336), (44, 4995760), (55, 3996608), (56, 3925240), (64, 3434585), (70, 3140192), (77, 2854720), (80, 2747668), (88, 2497880), (110, 1998304), (112, 1962620), (121, 1816640), (140, 1570096), (154, 1427360), (160, 1373834), (176, 1248940), (220, 999152), (224, 981310), (242, 908320), (280, 785048), (308, 713680), (320, 686917), (352, 624470), (385, 570944), (440, 499576), (448, 490655), (484, 454160), (560, 392524), (605, 363328), (616, 356840), (704, 312235), (770, 285472), (811, 271040), (847, 259520), (880, 249788), (968, 227080), (1120, 196262), (1210, 181664), (1232, 178420), (1540, 142736), (1622, 135520), (1694, 129760), (1760, 124894), (1936, 113540), (2240, 98131), (2420, 90832), (2464, 89210), (3080, 71368), (3244, 67760), (3388, 64880), (3520, 62447), (3872, 56770), (4055, 54208), (4235, 51904), (4840, 45416), (4928, 44605), (5677, 38720), (6160, 35684), (6488, 33880), (6776, 32440), (7744, 28385), (8110, 27104), (8470, 25952), (8921, 24640), (9680, 22708), (11354, 19360), (12320, 17842), (12976, 16940), (13552, 16220)]