431388240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{13721}}^1$

素因数の和:13868

約数の個数: 80

約数和(自身を含む): 1347610176

約数和(自身を除く): 916221936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2096, 2620, 3144, 3930, 5240, 6288, 7860, 10480, 13721, 15720, 27442, 31440, 41163, 54884, 68605, 82326, 109768, 137210, 164652, 205815, 219536, 274420, 329304, 411630, 548840, 658608, 823260, 1097680, 1646520, 1797451, 3293040, 3594902, 5392353, 7189804, 8987255, 10784706, 14379608, 17974510, 21569412, 26961765, 28759216, 35949020, 43138824, 53923530, 71898040, 86277648, 107847060, 143796080, 215694120, 431388240]

約数ペア:

[(1, 431388240), (2, 215694120), (3, 143796080), (4, 107847060), (5, 86277648), (6, 71898040), (8, 53923530), (10, 43138824), (12, 35949020), (15, 28759216), (16, 26961765), (20, 21569412), (24, 17974510), (30, 14379608), (40, 10784706), (48, 8987255), (60, 7189804), (80, 5392353), (120, 3594902), (131, 3293040), (240, 1797451), (262, 1646520), (393, 1097680), (524, 823260), (655, 658608), (786, 548840), (1048, 411630), (1310, 329304), (1572, 274420), (1965, 219536), (2096, 205815), (2620, 164652), (3144, 137210), (3930, 109768), (5240, 82326), (6288, 68605), (7860, 54884), (10480, 41163), (13721, 31440), (15720, 27442)]