68556720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{863}}^1$

素因数の和:1210

約数の個数: 80

約数和(自身を含む): 213414912

約数和(自身を除く): 144858192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 331, 662, 863, 993, 1324, 1655, 1726, 1986, 2589, 2648, 3310, 3452, 3972, 4315, 4965, 5178, 5296, 6620, 6904, 7944, 8630, 9930, 10356, 12945, 13240, 13808, 15888, 17260, 19860, 20712, 25890, 26480, 34520, 39720, 41424, 51780, 69040, 79440, 103560, 207120, 285653, 571306, 856959, 1142612, 1428265, 1713918, 2285224, 2856530, 3427836, 4284795, 4570448, 5713060, 6855672, 8569590, 11426120, 13711344, 17139180, 22852240, 34278360, 68556720]

約数ペア:

[(1, 68556720), (2, 34278360), (3, 22852240), (4, 17139180), (5, 13711344), (6, 11426120), (8, 8569590), (10, 6855672), (12, 5713060), (15, 4570448), (16, 4284795), (20, 3427836), (24, 2856530), (30, 2285224), (40, 1713918), (48, 1428265), (60, 1142612), (80, 856959), (120, 571306), (240, 285653), (331, 207120), (662, 103560), (863, 79440), (993, 69040), (1324, 51780), (1655, 41424), (1726, 39720), (1986, 34520), (2589, 26480), (2648, 25890), (3310, 20712), (3452, 19860), (3972, 17260), (4315, 15888), (4965, 13808), (5178, 13240), (5296, 12945), (6620, 10356), (6904, 9930), (7944, 8630)]