289403940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29959}}^1$

素因数の和:30001

約数の個数: 96

約数和(自身を含む): 966389760

約数和(自身を除く): 676985820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 9660, 29959, 59918, 89877, 119836, 149795, 179754, 209713, 299590, 359508, 419426, 449385, 599180, 629139, 689057, 838852, 898770, 1048565, 1258278, 1378114, 1797540, 2067171, 2097130, 2516556, 2756228, 3145695, 3445285, 4134342, 4194260, 4823399, 6291390, 6890570, 8268684, 9646798, 10335855, 12582780, 13781140, 14470197, 19293596, 20671710, 24116995, 28940394, 41343420, 48233990, 57880788, 72350985, 96467980, 144701970, 289403940]

約数ペア:

[(1, 289403940), (2, 144701970), (3, 96467980), (4, 72350985), (5, 57880788), (6, 48233990), (7, 41343420), (10, 28940394), (12, 24116995), (14, 20671710), (15, 19293596), (20, 14470197), (21, 13781140), (23, 12582780), (28, 10335855), (30, 9646798), (35, 8268684), (42, 6890570), (46, 6291390), (60, 4823399), (69, 4194260), (70, 4134342), (84, 3445285), (92, 3145695), (105, 2756228), (115, 2516556), (138, 2097130), (140, 2067171), (161, 1797540), (210, 1378114), (230, 1258278), (276, 1048565), (322, 898770), (345, 838852), (420, 689057), (460, 629139), (483, 599180), (644, 449385), (690, 419426), (805, 359508), (966, 299590), (1380, 209713), (1610, 179754), (1932, 149795), (2415, 119836), (3220, 89877), (4830, 59918), (9660, 29959)]