80370180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40591}}^1$

素因数の和:40617

約数の個数: 72

約数和(自身を含む): 265958784

約数和(自身を除く): 185588604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 40591, 81182, 121773, 162364, 202955, 243546, 365319, 405910, 446501, 487092, 608865, 730638, 811820, 893002, 1217730, 1339503, 1461276, 1786004, 1826595, 2232505, 2435460, 2679006, 3653190, 4018509, 4465010, 5358012, 6697515, 7306380, 8037018, 8930020, 13395030, 16074036, 20092545, 26790060, 40185090, 80370180]

約数ペア:

[(1, 80370180), (2, 40185090), (3, 26790060), (4, 20092545), (5, 16074036), (6, 13395030), (9, 8930020), (10, 8037018), (11, 7306380), (12, 6697515), (15, 5358012), (18, 4465010), (20, 4018509), (22, 3653190), (30, 2679006), (33, 2435460), (36, 2232505), (44, 1826595), (45, 1786004), (55, 1461276), (60, 1339503), (66, 1217730), (90, 893002), (99, 811820), (110, 730638), (132, 608865), (165, 487092), (180, 446501), (198, 405910), (220, 365319), (330, 243546), (396, 202955), (495, 162364), (660, 121773), (990, 81182), (1980, 40591)]