320044560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121229}}^1$

素因数の和:121256

約数の個数: 80

約数和(自身を含む): 1082341440

約数和(自身を除く): 762296880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 121229, 242458, 363687, 484916, 606145, 727374, 969832, 1212290, 1333519, 1454748, 1818435, 1939664, 2424580, 2667038, 2909496, 3636870, 4000557, 4849160, 5334076, 5818992, 6667595, 7273740, 8001114, 9698320, 10668152, 13335190, 14547480, 16002228, 20002785, 21336304, 26670380, 29094960, 32004456, 40005570, 53340760, 64008912, 80011140, 106681520, 160022280, 320044560]

約数ペア:

[(1, 320044560), (2, 160022280), (3, 106681520), (4, 80011140), (5, 64008912), (6, 53340760), (8, 40005570), (10, 32004456), (11, 29094960), (12, 26670380), (15, 21336304), (16, 20002785), (20, 16002228), (22, 14547480), (24, 13335190), (30, 10668152), (33, 9698320), (40, 8001114), (44, 7273740), (48, 6667595), (55, 5818992), (60, 5334076), (66, 4849160), (80, 4000557), (88, 3636870), (110, 2909496), (120, 2667038), (132, 2424580), (165, 1939664), (176, 1818435), (220, 1454748), (240, 1333519), (264, 1212290), (330, 969832), (440, 727374), (528, 606145), (660, 484916), (880, 363687), (1320, 242458), (2640, 121229)]