127968990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{487}}^1$

素因数の和:977

約数の個数: 64

約数和(自身を含む): 324656640

約数和(自身を除く): 196687650

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 461, 487, 570, 922, 974, 1383, 1461, 2305, 2435, 2766, 2922, 4610, 4870, 6915, 7305, 8759, 9253, 13830, 14610, 17518, 18506, 26277, 27759, 43795, 46265, 52554, 55518, 87590, 92530, 131385, 138795, 224507, 262770, 277590, 449014, 673521, 1122535, 1347042, 2245070, 3367605, 4265633, 6735210, 8531266, 12796899, 21328165, 25593798, 42656330, 63984495, 127968990]

約数ペア:

[(1, 127968990), (2, 63984495), (3, 42656330), (5, 25593798), (6, 21328165), (10, 12796899), (15, 8531266), (19, 6735210), (30, 4265633), (38, 3367605), (57, 2245070), (95, 1347042), (114, 1122535), (190, 673521), (285, 449014), (461, 277590), (487, 262770), (570, 224507), (922, 138795), (974, 131385), (1383, 92530), (1461, 87590), (2305, 55518), (2435, 52554), (2766, 46265), (2922, 43795), (4610, 27759), (4870, 26277), (6915, 18506), (7305, 17518), (8759, 14610), (9253, 13830)]