221764504

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 484218000

約数和(自身を除く): 262453496

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 89, 97, 104, 152, 169, 178, 194, 247, 338, 356, 388, 494, 676, 712, 776, 988, 1157, 1261, 1352, 1691, 1843, 1976, 2314, 2522, 3211, 3382, 3686, 4628, 5044, 6422, 6764, 7372, 8633, 9256, 10088, 12844, 13528, 14744, 15041, 16393, 17266, 21983, 23959, 25688, 30082, 32786, 34532, 43966, 47918, 60164, 65572, 69064, 87932, 95836, 112229, 120328, 131144, 164027, 175864, 191672, 224458, 285779, 311467, 328054, 448916, 571558, 622934, 656108, 897832, 1143116, 1245868, 1312216, 1458977, 2132351, 2286232, 2491736, 2917954, 4264702, 5835908, 8529404, 11671816, 17058808, 27720563, 55441126, 110882252, 221764504]

約数ペア:

[(1, 221764504), (2, 110882252), (4, 55441126), (8, 27720563), (13, 17058808), (19, 11671816), (26, 8529404), (38, 5835908), (52, 4264702), (76, 2917954), (89, 2491736), (97, 2286232), (104, 2132351), (152, 1458977), (169, 1312216), (178, 1245868), (194, 1143116), (247, 897832), (338, 656108), (356, 622934), (388, 571558), (494, 448916), (676, 328054), (712, 311467), (776, 285779), (988, 224458), (1157, 191672), (1261, 175864), (1352, 164027), (1691, 131144), (1843, 120328), (1976, 112229), (2314, 95836), (2522, 87932), (3211, 69064), (3382, 65572), (3686, 60164), (4628, 47918), (5044, 43966), (6422, 34532), (6764, 32786), (7372, 30082), (8633, 25688), (9256, 23959), (10088, 21983), (12844, 17266), (13528, 16393), (14744, 15041)]