30547972

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 70607040

約数和(自身を除く): 40059068

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 49, 52, 76, 91, 98, 133, 182, 196, 247, 266, 364, 494, 532, 631, 637, 931, 988, 1262, 1274, 1729, 1862, 2524, 2548, 3458, 3724, 4417, 6916, 8203, 8834, 11989, 12103, 16406, 17668, 23978, 24206, 30919, 32812, 47956, 48412, 57421, 61838, 83923, 114842, 123676, 155857, 167846, 229684, 311714, 335692, 401947, 587461, 623428, 803894, 1090999, 1174922, 1607788, 2181998, 2349844, 4363996, 7636993, 15273986, 30547972]

約数ペア:

[(1, 30547972), (2, 15273986), (4, 7636993), (7, 4363996), (13, 2349844), (14, 2181998), (19, 1607788), (26, 1174922), (28, 1090999), (38, 803894), (49, 623428), (52, 587461), (76, 401947), (91, 335692), (98, 311714), (133, 229684), (182, 167846), (196, 155857), (247, 123676), (266, 114842), (364, 83923), (494, 61838), (532, 57421), (631, 48412), (637, 47956), (931, 32812), (988, 30919), (1262, 24206), (1274, 23978), (1729, 17668), (1862, 16406), (2524, 12103), (2548, 11989), (3458, 8834), (3724, 8203), (4417, 6916)]