86490720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{20021}}^1$

素因数の和:20045

約数の個数: 96

約数和(自身を含む): 302732640

約数和(自身を除く): 216241920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 20021, 40042, 60063, 80084, 100105, 120126, 160168, 180189, 200210, 240252, 300315, 320336, 360378, 400420, 480504, 540567, 600630, 640672, 720756, 800840, 900945, 961008, 1081134, 1201260, 1441512, 1601680, 1801890, 1922016, 2162268, 2402520, 2702835, 2883024, 3203360, 3603780, 4324536, 4805040, 5405670, 5766048, 7207560, 8649072, 9610080, 10811340, 14415120, 17298144, 21622680, 28830240, 43245360, 86490720]

約数ペア:

[(1, 86490720), (2, 43245360), (3, 28830240), (4, 21622680), (5, 17298144), (6, 14415120), (8, 10811340), (9, 9610080), (10, 8649072), (12, 7207560), (15, 5766048), (16, 5405670), (18, 4805040), (20, 4324536), (24, 3603780), (27, 3203360), (30, 2883024), (32, 2702835), (36, 2402520), (40, 2162268), (45, 1922016), (48, 1801890), (54, 1601680), (60, 1441512), (72, 1201260), (80, 1081134), (90, 961008), (96, 900945), (108, 800840), (120, 720756), (135, 640672), (144, 600630), (160, 540567), (180, 480504), (216, 400420), (240, 360378), (270, 320336), (288, 300315), (360, 240252), (432, 200210), (480, 180189), (540, 160168), (720, 120126), (864, 100105), (1080, 80084), (1440, 60063), (2160, 40042), (4320, 20021)]