28830240

素因数分解:

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

素因数の和:20042

約数の個数: 72

約数和(自身を含む): 98388108

約数和(自身を除く): 69557868

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 20021, 40042, 60063, 80084, 100105, 120126, 160168, 180189, 200210, 240252, 300315, 320336, 360378, 400420, 480504, 600630, 640672, 720756, 800840, 900945, 961008, 1201260, 1441512, 1601680, 1801890, 1922016, 2402520, 2883024, 3203360, 3603780, 4805040, 5766048, 7207560, 9610080, 14415120, 28830240]

約数ペア:

[(1, 28830240), (2, 14415120), (3, 9610080), (4, 7207560), (5, 5766048), (6, 4805040), (8, 3603780), (9, 3203360), (10, 2883024), (12, 2402520), (15, 1922016), (16, 1801890), (18, 1601680), (20, 1441512), (24, 1201260), (30, 961008), (32, 900945), (36, 800840), (40, 720756), (45, 640672), (48, 600630), (60, 480504), (72, 400420), (80, 360378), (90, 320336), (96, 300315), (120, 240252), (144, 200210), (160, 180189), (180, 160168), (240, 120126), (288, 100105), (360, 80084), (480, 60063), (720, 40042), (1440, 20021)]