289885860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{146407}}^1$

素因数の和:146433

約数の個数: 72

約数和(自身を含む): 959265216

約数和(自身を除く): 669379356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 146407, 292814, 439221, 585628, 732035, 878442, 1317663, 1464070, 1610477, 1756884, 2196105, 2635326, 2928140, 3220954, 4392210, 4831431, 5270652, 6441908, 6588315, 8052385, 8784420, 9662862, 13176630, 14494293, 16104770, 19325724, 24157155, 26353260, 28988586, 32209540, 48314310, 57977172, 72471465, 96628620, 144942930, 289885860]

約数ペア:

[(1, 289885860), (2, 144942930), (3, 96628620), (4, 72471465), (5, 57977172), (6, 48314310), (9, 32209540), (10, 28988586), (11, 26353260), (12, 24157155), (15, 19325724), (18, 16104770), (20, 14494293), (22, 13176630), (30, 9662862), (33, 8784420), (36, 8052385), (44, 6588315), (45, 6441908), (55, 5270652), (60, 4831431), (66, 4392210), (90, 3220954), (99, 2928140), (110, 2635326), (132, 2196105), (165, 1756884), (180, 1610477), (198, 1464070), (220, 1317663), (330, 878442), (396, 732035), (495, 585628), (660, 439221), (990, 292814), (1980, 146407)]