80637228

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{106663}}^1$

素因数の和:106683

約数の個数: 48

約数和(自身を含む): 238927360

約数和(自身を除く): 158290132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 106663, 213326, 319989, 426652, 639978, 746641, 959967, 1279956, 1493282, 1919934, 2239923, 2879901, 2986564, 3839868, 4479846, 5759802, 6719769, 8959692, 11519604, 13439538, 20159307, 26879076, 40318614, 80637228]

約数ペア:

[(1, 80637228), (2, 40318614), (3, 26879076), (4, 20159307), (6, 13439538), (7, 11519604), (9, 8959692), (12, 6719769), (14, 5759802), (18, 4479846), (21, 3839868), (27, 2986564), (28, 2879901), (36, 2239923), (42, 1919934), (54, 1493282), (63, 1279956), (84, 959967), (108, 746641), (126, 639978), (189, 426652), (252, 319989), (378, 213326), (756, 106663)]