290420460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{146677}}^1$

素因数の和:146703

約数の個数: 72

約数和(自身を含む): 961034256

約数和(自身を除く): 670613796

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, 146677, 293354, 440031, 586708, 733385, 880062, 1320093, 1466770, 1613447, 1760124, 2200155, 2640186, 2933540, 3226894, 4400310, 4840341, 5280372, 6453788, 6600465, 8067235, 8800620, 9680682, 13200930, 14521023, 16134470, 19361364, 24201705, 26401860, 29042046, 32268940, 48403410, 58084092, 72605115, 96806820, 145210230, 290420460]

約数ペア:

[(1, 290420460), (2, 145210230), (3, 96806820), (4, 72605115), (5, 58084092), (6, 48403410), (9, 32268940), (10, 29042046), (11, 26401860), (12, 24201705), (15, 19361364), (18, 16134470), (20, 14521023), (22, 13200930), (30, 9680682), (33, 8800620), (36, 8067235), (44, 6600465), (45, 6453788), (55, 5280372), (60, 4840341), (66, 4400310), (90, 3226894), (99, 2933540), (110, 2640186), (132, 2200155), (165, 1760124), (180, 1613447), (198, 1466770), (220, 1320093), (330, 880062), (396, 733385), (495, 586708), (660, 440031), (990, 293354), (1980, 146677)]