339957940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1487}}^1$

素因数の和:1597

約数の個数: 96

約数和(自身を含む): 863944704

約数和(自身を除く): 523986764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 71, 92, 115, 140, 142, 161, 230, 284, 322, 355, 460, 497, 644, 710, 805, 994, 1420, 1487, 1610, 1633, 1988, 2485, 2974, 3220, 3266, 4970, 5948, 6532, 7435, 8165, 9940, 10409, 11431, 14870, 16330, 20818, 22862, 29740, 32660, 34201, 41636, 45724, 52045, 57155, 68402, 104090, 105577, 114310, 136804, 171005, 208180, 211154, 228620, 239407, 342010, 422308, 478814, 527885, 684020, 739039, 957628, 1055770, 1197035, 1478078, 2111540, 2394070, 2428271, 2956156, 3695195, 4788140, 4856542, 7390390, 9713084, 12141355, 14780780, 16997897, 24282710, 33995794, 48565420, 67991588, 84989485, 169978970, 339957940]

約数ペア:

[(1, 339957940), (2, 169978970), (4, 84989485), (5, 67991588), (7, 48565420), (10, 33995794), (14, 24282710), (20, 16997897), (23, 14780780), (28, 12141355), (35, 9713084), (46, 7390390), (70, 4856542), (71, 4788140), (92, 3695195), (115, 2956156), (140, 2428271), (142, 2394070), (161, 2111540), (230, 1478078), (284, 1197035), (322, 1055770), (355, 957628), (460, 739039), (497, 684020), (644, 527885), (710, 478814), (805, 422308), (994, 342010), (1420, 239407), (1487, 228620), (1610, 211154), (1633, 208180), (1988, 171005), (2485, 136804), (2974, 114310), (3220, 105577), (3266, 104090), (4970, 68402), (5948, 57155), (6532, 52045), (7435, 45724), (8165, 41636), (9940, 34201), (10409, 32660), (11431, 29740), (14870, 22862), (16330, 20818)]