287770960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2281}}^1$

素因数の和:2396

約数の個数: 80

約数和(自身を含む): 713079360

約数和(自身を除く): 425308400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 83, 95, 152, 166, 190, 304, 332, 380, 415, 664, 760, 830, 1328, 1520, 1577, 1660, 2281, 3154, 3320, 4562, 6308, 6640, 7885, 9124, 11405, 12616, 15770, 18248, 22810, 25232, 31540, 36496, 43339, 45620, 63080, 86678, 91240, 126160, 173356, 182480, 189323, 216695, 346712, 378646, 433390, 693424, 757292, 866780, 946615, 1514584, 1733560, 1893230, 3029168, 3467120, 3597137, 3786460, 7194274, 7572920, 14388548, 15145840, 17985685, 28777096, 35971370, 57554192, 71942740, 143885480, 287770960]

約数ペア:

[(1, 287770960), (2, 143885480), (4, 71942740), (5, 57554192), (8, 35971370), (10, 28777096), (16, 17985685), (19, 15145840), (20, 14388548), (38, 7572920), (40, 7194274), (76, 3786460), (80, 3597137), (83, 3467120), (95, 3029168), (152, 1893230), (166, 1733560), (190, 1514584), (304, 946615), (332, 866780), (380, 757292), (415, 693424), (664, 433390), (760, 378646), (830, 346712), (1328, 216695), (1520, 189323), (1577, 182480), (1660, 173356), (2281, 126160), (3154, 91240), (3320, 86678), (4562, 63080), (6308, 45620), (6640, 43339), (7885, 36496), (9124, 31540), (11405, 25232), (12616, 22810), (15770, 18248)]