161876792

素因数分解:

$2^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 400896000

約数和(自身を除く): 239019208

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 49, 56, 62, 77, 88, 98, 124, 154, 173, 196, 217, 248, 308, 341, 343, 346, 392, 434, 539, 616, 682, 686, 692, 868, 1078, 1211, 1364, 1372, 1384, 1519, 1736, 1903, 2156, 2387, 2422, 2728, 2744, 3038, 3773, 3806, 4312, 4774, 4844, 5363, 6076, 7546, 7612, 8477, 9548, 9688, 10633, 10726, 12152, 13321, 15092, 15224, 16709, 16954, 19096, 21266, 21452, 26642, 30184, 33418, 33908, 37541, 42532, 42904, 53284, 58993, 59339, 66836, 67816, 75082, 85064, 93247, 106568, 116963, 117986, 118678, 133672, 150164, 186494, 233926, 235972, 237356, 262787, 300328, 372988, 412951, 467852, 471944, 474712, 525574, 652729, 745976, 825902, 935704, 1051148, 1305458, 1651804, 1839509, 2102296, 2610916, 2890657, 3303608, 3679018, 5221832, 5781314, 7358036, 11562628, 14716072, 20234599, 23125256, 40469198, 80938396, 161876792]

約数ペア:

[(1, 161876792), (2, 80938396), (4, 40469198), (7, 23125256), (8, 20234599), (11, 14716072), (14, 11562628), (22, 7358036), (28, 5781314), (31, 5221832), (44, 3679018), (49, 3303608), (56, 2890657), (62, 2610916), (77, 2102296), (88, 1839509), (98, 1651804), (124, 1305458), (154, 1051148), (173, 935704), (196, 825902), (217, 745976), (248, 652729), (308, 525574), (341, 474712), (343, 471944), (346, 467852), (392, 412951), (434, 372988), (539, 300328), (616, 262787), (682, 237356), (686, 235972), (692, 233926), (868, 186494), (1078, 150164), (1211, 133672), (1364, 118678), (1372, 117986), (1384, 116963), (1519, 106568), (1736, 93247), (1903, 85064), (2156, 75082), (2387, 67816), (2422, 66836), (2728, 59339), (2744, 58993), (3038, 53284), (3773, 42904), (3806, 42532), (4312, 37541), (4774, 33908), (4844, 33418), (5363, 30184), (6076, 26642), (7546, 21452), (7612, 21266), (8477, 19096), (9548, 16954), (9688, 16709), (10633, 15224), (10726, 15092), (12152, 13321)]