78578880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{81853}}^1$

素因数の和:81873

約数の個数: 56

約数和(自身を含む): 249490992

約数和(自身を除く): 170912112

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, 81853, 163706, 245559, 327412, 409265, 491118, 654824, 818530, 982236, 1227795, 1309648, 1637060, 1964472, 2455590, 2619296, 3274120, 3928944, 4911180, 5238592, 6548240, 7857888, 9822360, 13096480, 15715776, 19644720, 26192960, 39289440, 78578880]

約数ペア:

[(1, 78578880), (2, 39289440), (3, 26192960), (4, 19644720), (5, 15715776), (6, 13096480), (8, 9822360), (10, 7857888), (12, 6548240), (15, 5238592), (16, 4911180), (20, 3928944), (24, 3274120), (30, 2619296), (32, 2455590), (40, 1964472), (48, 1637060), (60, 1309648), (64, 1227795), (80, 982236), (96, 818530), (120, 654824), (160, 491118), (192, 409265), (240, 327412), (320, 245559), (480, 163706), (960, 81853)]