345019780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{15307}}^1$

素因数の和:15353

約数の個数: 72

約数和(自身を含む): 879536448

約数和(自身を除く): 534516668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 3220, 4508, 5635, 11270, 15307, 22540, 30614, 61228, 76535, 107149, 153070, 214298, 306140, 352061, 428596, 535745, 704122, 750043, 1071490, 1408244, 1500086, 1760305, 2142980, 2464427, 3000172, 3520610, 3750215, 4928854, 7041220, 7500430, 9857708, 12322135, 15000860, 17250989, 24644270, 34501978, 49288540, 69003956, 86254945, 172509890, 345019780]

約数ペア:

[(1, 345019780), (2, 172509890), (4, 86254945), (5, 69003956), (7, 49288540), (10, 34501978), (14, 24644270), (20, 17250989), (23, 15000860), (28, 12322135), (35, 9857708), (46, 7500430), (49, 7041220), (70, 4928854), (92, 3750215), (98, 3520610), (115, 3000172), (140, 2464427), (161, 2142980), (196, 1760305), (230, 1500086), (245, 1408244), (322, 1071490), (460, 750043), (490, 704122), (644, 535745), (805, 428596), (980, 352061), (1127, 306140), (1610, 214298), (2254, 153070), (3220, 107149), (4508, 76535), (5635, 61228), (11270, 30614), (15307, 22540)]