145691640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{404699}}^1$

素因数の和:404716

約数の個数: 48

約数和(自身を含む): 473499000

約数和(自身を除く): 327807360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 404699, 809398, 1214097, 1618796, 2023495, 2428194, 3237592, 3642291, 4046990, 4856388, 6070485, 7284582, 8093980, 9712776, 12140970, 14569164, 16187960, 18211455, 24281940, 29138328, 36422910, 48563880, 72845820, 145691640]

約数ペア:

[(1, 145691640), (2, 72845820), (3, 48563880), (4, 36422910), (5, 29138328), (6, 24281940), (8, 18211455), (9, 16187960), (10, 14569164), (12, 12140970), (15, 9712776), (18, 8093980), (20, 7284582), (24, 6070485), (30, 4856388), (36, 4046990), (40, 3642291), (45, 3237592), (60, 2428194), (72, 2023495), (90, 1618796), (120, 1214097), (180, 809398), (360, 404699)]