64856640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{67559}}^1$

素因数の和:67579

約数の個数: 56

約数和(自身を含む): 205922880

約数和(自身を除く): 141066240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 67559, 135118, 202677, 270236, 337795, 405354, 540472, 675590, 810708, 1013385, 1080944, 1351180, 1621416, 2026770, 2161888, 2702360, 3242832, 4053540, 4323776, 5404720, 6485664, 8107080, 10809440, 12971328, 16214160, 21618880, 32428320, 64856640]

約数ペア:

[(1, 64856640), (2, 32428320), (3, 21618880), (4, 16214160), (5, 12971328), (6, 10809440), (8, 8107080), (10, 6485664), (12, 5404720), (15, 4323776), (16, 4053540), (20, 3242832), (24, 2702360), (30, 2161888), (32, 2026770), (40, 1621416), (48, 1351180), (60, 1080944), (64, 1013385), (80, 810708), (96, 675590), (120, 540472), (160, 405354), (192, 337795), (240, 270236), (320, 202677), (480, 135118), (960, 67559)]