245616448

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 168

約数和(自身を含む): 642128256

約数和(自身を除く): 396511808

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 32, 44, 46, 56, 64, 77, 88, 92, 112, 121, 154, 161, 176, 184, 197, 224, 242, 253, 308, 322, 352, 368, 394, 448, 484, 506, 616, 644, 704, 736, 788, 847, 968, 1012, 1232, 1288, 1379, 1472, 1576, 1694, 1771, 1936, 2024, 2167, 2464, 2576, 2758, 2783, 3152, 3388, 3542, 3872, 4048, 4334, 4531, 4928, 5152, 5516, 5566, 6304, 6776, 7084, 7744, 8096, 8668, 9062, 10304, 11032, 11132, 12608, 13552, 14168, 15169, 16192, 17336, 18124, 19481, 22064, 22264, 23837, 27104, 28336, 30338, 31717, 34672, 36248, 38962, 44128, 44528, 47674, 49841, 54208, 56672, 60676, 63434, 69344, 72496, 77924, 88256, 89056, 95348, 99682, 113344, 121352, 126868, 138688, 144992, 155848, 166859, 178112, 190696, 199364, 242704, 253736, 289984, 311696, 333718, 348887, 381392, 398728, 485408, 507472, 548251, 623392, 667436, 697774, 762784, 797456, 970816, 1014944, 1096502, 1246784, 1334872, 1395548, 1525568, 1594912, 2029888, 2193004, 2669744, 2791096, 3189824, 3837757, 4386008, 5339488, 5582192, 7675514, 8772016, 10678976, 11164384, 15351028, 17544032, 22328768, 30702056, 35088064, 61404112, 122808224, 245616448]

約数ペア:

[(1, 245616448), (2, 122808224), (4, 61404112), (7, 35088064), (8, 30702056), (11, 22328768), (14, 17544032), (16, 15351028), (22, 11164384), (23, 10678976), (28, 8772016), (32, 7675514), (44, 5582192), (46, 5339488), (56, 4386008), (64, 3837757), (77, 3189824), (88, 2791096), (92, 2669744), (112, 2193004), (121, 2029888), (154, 1594912), (161, 1525568), (176, 1395548), (184, 1334872), (197, 1246784), (224, 1096502), (242, 1014944), (253, 970816), (308, 797456), (322, 762784), (352, 697774), (368, 667436), (394, 623392), (448, 548251), (484, 507472), (506, 485408), (616, 398728), (644, 381392), (704, 348887), (736, 333718), (788, 311696), (847, 289984), (968, 253736), (1012, 242704), (1232, 199364), (1288, 190696), (1379, 178112), (1472, 166859), (1576, 155848), (1694, 144992), (1771, 138688), (1936, 126868), (2024, 121352), (2167, 113344), (2464, 99682), (2576, 95348), (2758, 89056), (2783, 88256), (3152, 77924), (3388, 72496), (3542, 69344), (3872, 63434), (4048, 60676), (4334, 56672), (4531, 54208), (4928, 49841), (5152, 47674), (5516, 44528), (5566, 44128), (6304, 38962), (6776, 36248), (7084, 34672), (7744, 31717), (8096, 30338), (8668, 28336), (9062, 27104), (10304, 23837), (11032, 22264), (11132, 22064), (12608, 19481), (13552, 18124), (14168, 17336), (15169, 16192)]