67739580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1399}}^1$

素因数の和:1683

約数の個数: 72

約数和(自身を含む): 206388000

約数和(自身を除く): 138648420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 1076, 1345, 1399, 1614, 2421, 2690, 2798, 3228, 4035, 4197, 4842, 5380, 5596, 6995, 8070, 8394, 9684, 12105, 12591, 13990, 16140, 16788, 20985, 24210, 25182, 27980, 41970, 48420, 50364, 62955, 83940, 125910, 251820, 376331, 752662, 1128993, 1505324, 1881655, 2257986, 3386979, 3763310, 4515972, 5644965, 6773958, 7526620, 11289930, 13547916, 16934895, 22579860, 33869790, 67739580]

約数ペア:

[(1, 67739580), (2, 33869790), (3, 22579860), (4, 16934895), (5, 13547916), (6, 11289930), (9, 7526620), (10, 6773958), (12, 5644965), (15, 4515972), (18, 3763310), (20, 3386979), (30, 2257986), (36, 1881655), (45, 1505324), (60, 1128993), (90, 752662), (180, 376331), (269, 251820), (538, 125910), (807, 83940), (1076, 62955), (1345, 50364), (1399, 48420), (1614, 41970), (2421, 27980), (2690, 25182), (2798, 24210), (3228, 20985), (4035, 16788), (4197, 16140), (4842, 13990), (5380, 12591), (5596, 12105), (6995, 9684), (8070, 8394)]