72467748

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1999}}^1$

素因数の和:2081

約数の個数: 72

約数和(自身を含む): 196560000

約数和(自身を除く): 124092252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 53, 57, 76, 106, 114, 159, 171, 212, 228, 318, 342, 477, 636, 684, 954, 1007, 1908, 1999, 2014, 3021, 3998, 4028, 5997, 6042, 7996, 9063, 11994, 12084, 17991, 18126, 23988, 35982, 36252, 37981, 71964, 75962, 105947, 113943, 151924, 211894, 227886, 317841, 341829, 423788, 455772, 635682, 683658, 953523, 1271364, 1367316, 1907046, 2012993, 3814092, 4025986, 6038979, 8051972, 12077958, 18116937, 24155916, 36233874, 72467748]

約数ペア:

[(1, 72467748), (2, 36233874), (3, 24155916), (4, 18116937), (6, 12077958), (9, 8051972), (12, 6038979), (18, 4025986), (19, 3814092), (36, 2012993), (38, 1907046), (53, 1367316), (57, 1271364), (76, 953523), (106, 683658), (114, 635682), (159, 455772), (171, 423788), (212, 341829), (228, 317841), (318, 227886), (342, 211894), (477, 151924), (636, 113943), (684, 105947), (954, 75962), (1007, 71964), (1908, 37981), (1999, 36252), (2014, 35982), (3021, 23988), (3998, 18126), (4028, 17991), (5997, 12084), (6042, 11994), (7996, 9063)]