212796540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107473}}^1$

素因数の和:107499

約数の個数: 72

約数和(自身を含む): 704169648

約数和(自身を除く): 491373108

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, 107473, 214946, 322419, 429892, 537365, 644838, 967257, 1074730, 1182203, 1289676, 1612095, 1934514, 2149460, 2364406, 3224190, 3546609, 3869028, 4728812, 4836285, 5911015, 6448380, 7093218, 9672570, 10639827, 11822030, 14186436, 17733045, 19345140, 21279654, 23644060, 35466090, 42559308, 53199135, 70932180, 106398270, 212796540]

約数ペア:

[(1, 212796540), (2, 106398270), (3, 70932180), (4, 53199135), (5, 42559308), (6, 35466090), (9, 23644060), (10, 21279654), (11, 19345140), (12, 17733045), (15, 14186436), (18, 11822030), (20, 10639827), (22, 9672570), (30, 7093218), (33, 6448380), (36, 5911015), (44, 4836285), (45, 4728812), (55, 3869028), (60, 3546609), (66, 3224190), (90, 2364406), (99, 2149460), (110, 1934514), (132, 1612095), (165, 1289676), (180, 1182203), (198, 1074730), (220, 967257), (330, 644838), (396, 537365), (495, 429892), (660, 322419), (990, 214946), (1980, 107473)]