193221540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5449}}^1$

素因数の和:5661

約数の個数: 72

約数和(自身を含む): 589188600

約数和(自身を除く): 395967060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 5449, 5910, 7092, 8865, 10898, 11820, 16347, 17730, 21796, 27245, 32694, 35460, 49041, 54490, 65388, 81735, 98082, 108980, 163470, 196164, 245205, 326940, 490410, 980820, 1073453, 2146906, 3220359, 4293812, 5367265, 6440718, 9661077, 10734530, 12881436, 16101795, 19322154, 21469060, 32203590, 38644308, 48305385, 64407180, 96610770, 193221540]

約数ペア:

[(1, 193221540), (2, 96610770), (3, 64407180), (4, 48305385), (5, 38644308), (6, 32203590), (9, 21469060), (10, 19322154), (12, 16101795), (15, 12881436), (18, 10734530), (20, 9661077), (30, 6440718), (36, 5367265), (45, 4293812), (60, 3220359), (90, 2146906), (180, 1073453), (197, 980820), (394, 490410), (591, 326940), (788, 245205), (985, 196164), (1182, 163470), (1773, 108980), (1970, 98082), (2364, 81735), (2955, 65388), (3546, 54490), (3940, 49041), (5449, 35460), (5910, 32694), (7092, 27245), (8865, 21796), (10898, 17730), (11820, 16347)]