68459720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8431}}^1$

素因数の和:8478

約数の個数: 64

約数和(自身を含む): 182131200

約数和(自身を除く): 113671480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 8431, 16862, 33724, 42155, 59017, 67448, 84310, 118034, 168620, 236068, 244499, 295085, 337240, 472136, 488998, 590170, 977996, 1180340, 1222495, 1711493, 1955992, 2360680, 2444990, 3422986, 4889980, 6845972, 8557465, 9779960, 13691944, 17114930, 34229860, 68459720]

約数ペア:

[(1, 68459720), (2, 34229860), (4, 17114930), (5, 13691944), (7, 9779960), (8, 8557465), (10, 6845972), (14, 4889980), (20, 3422986), (28, 2444990), (29, 2360680), (35, 1955992), (40, 1711493), (56, 1222495), (58, 1180340), (70, 977996), (116, 590170), (140, 488998), (145, 472136), (203, 337240), (232, 295085), (280, 244499), (290, 236068), (406, 168620), (580, 118034), (812, 84310), (1015, 67448), (1160, 59017), (1624, 42155), (2030, 33724), (4060, 16862), (8120, 8431)]