39778380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{577}}^1$

素因数の和:975

約数の個数: 72

約数和(自身を含む): 121185792

約数和(自身を除く): 81407412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 383, 577, 766, 1149, 1154, 1532, 1731, 1915, 2298, 2308, 2885, 3447, 3462, 3830, 4596, 5193, 5745, 5770, 6894, 6924, 7660, 8655, 10386, 11490, 11540, 13788, 17235, 17310, 20772, 22980, 25965, 34470, 34620, 51930, 68940, 103860, 220991, 441982, 662973, 883964, 1104955, 1325946, 1988919, 2209910, 2651892, 3314865, 3977838, 4419820, 6629730, 7955676, 9944595, 13259460, 19889190, 39778380]

約数ペア:

[(1, 39778380), (2, 19889190), (3, 13259460), (4, 9944595), (5, 7955676), (6, 6629730), (9, 4419820), (10, 3977838), (12, 3314865), (15, 2651892), (18, 2209910), (20, 1988919), (30, 1325946), (36, 1104955), (45, 883964), (60, 662973), (90, 441982), (180, 220991), (383, 103860), (577, 68940), (766, 51930), (1149, 34620), (1154, 34470), (1532, 25965), (1731, 22980), (1915, 20772), (2298, 17310), (2308, 17235), (2885, 13788), (3447, 11540), (3462, 11490), (3830, 10386), (4596, 8655), (5193, 7660), (5745, 6924), (5770, 6894)]