73181080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8431}}^1$

素因数の和:8480

約数の個数: 64

約数和(自身を含む): 194273280

約数和(自身を除く): 121092200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8431, 8680, 16862, 33724, 42155, 59017, 67448, 84310, 118034, 168620, 236068, 261361, 295085, 337240, 472136, 522722, 590170, 1045444, 1180340, 1306805, 1829527, 2090888, 2360680, 2613610, 3659054, 5227220, 7318108, 9147635, 10454440, 14636216, 18295270, 36590540, 73181080]

約数ペア:

[(1, 73181080), (2, 36590540), (4, 18295270), (5, 14636216), (7, 10454440), (8, 9147635), (10, 7318108), (14, 5227220), (20, 3659054), (28, 2613610), (31, 2360680), (35, 2090888), (40, 1829527), (56, 1306805), (62, 1180340), (70, 1045444), (124, 590170), (140, 522722), (155, 472136), (217, 337240), (248, 295085), (280, 261361), (310, 236068), (434, 168620), (620, 118034), (868, 84310), (1085, 67448), (1240, 59017), (1736, 42155), (2170, 33724), (4340, 16862), (8431, 8680)]