72447972012

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2180329}}^1$

素因数の和:2180423

約数の個数: 72

約数和(自身を含む): 199997310240

約数和(自身を除く): 127549338228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 468, 639, 852, 923, 1278, 1846, 2556, 2769, 3692, 5538, 8307, 11076, 16614, 33228, 2180329, 4360658, 6540987, 8721316, 13081974, 19622961, 26163948, 28344277, 39245922, 56688554, 78491844, 85032831, 113377108, 154803359, 170065662, 255098493, 309606718, 340131324, 464410077, 510196986, 619213436, 928820154, 1020393972, 1393230231, 1857640308, 2012443667, 2786460462, 4024887334, 5572920924, 6037331001, 8049774668, 12074662002, 18111993003, 24149324004, 36223986006, 72447972012]

約数ペア:

[(1, 72447972012), (2, 36223986006), (3, 24149324004), (4, 18111993003), (6, 12074662002), (9, 8049774668), (12, 6037331001), (13, 5572920924), (18, 4024887334), (26, 2786460462), (36, 2012443667), (39, 1857640308), (52, 1393230231), (71, 1020393972), (78, 928820154), (117, 619213436), (142, 510196986), (156, 464410077), (213, 340131324), (234, 309606718), (284, 255098493), (426, 170065662), (468, 154803359), (639, 113377108), (852, 85032831), (923, 78491844), (1278, 56688554), (1846, 39245922), (2556, 28344277), (2769, 26163948), (3692, 19622961), (5538, 13081974), (8307, 8721316), (11076, 6540987), (16614, 4360658), (33228, 2180329)]