168227748

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18919}}^1$

素因数の和:18961

約数の個数: 72

約数和(自身を含む): 482081600

約数和(自身を除く): 313853852

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 18919, 37838, 56757, 75676, 113514, 170271, 227028, 245947, 340542, 359461, 491894, 681084, 718922, 737841, 983788, 1078383, 1437844, 1475682, 2156766, 2213523, 2951364, 3235149, 4313532, 4427046, 4672993, 6470298, 8854092, 9345986, 12940596, 14018979, 18691972, 28037958, 42056937, 56075916, 84113874, 168227748]

約数ペア:

[(1, 168227748), (2, 84113874), (3, 56075916), (4, 42056937), (6, 28037958), (9, 18691972), (12, 14018979), (13, 12940596), (18, 9345986), (19, 8854092), (26, 6470298), (36, 4672993), (38, 4427046), (39, 4313532), (52, 3235149), (57, 2951364), (76, 2213523), (78, 2156766), (114, 1475682), (117, 1437844), (156, 1078383), (171, 983788), (228, 737841), (234, 718922), (247, 681084), (342, 491894), (468, 359461), (494, 340542), (684, 245947), (741, 227028), (988, 170271), (1482, 113514), (2223, 75676), (2964, 56757), (4446, 37838), (8892, 18919)]