72075600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{20021}}^1$

素因数の和:20045

約数の個数: 90

約数和(自身を含む): 250134846

約数和(自身を除く): 178059246

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600, 20021, 40042, 60063, 80084, 100105, 120126, 160168, 180189, 200210, 240252, 300315, 320336, 360378, 400420, 480504, 500525, 600630, 720756, 800840, 900945, 961008, 1001050, 1201260, 1441512, 1501575, 1601680, 1801890, 2002100, 2402520, 2883024, 3003150, 3603780, 4004200, 4504725, 4805040, 6006300, 7207560, 8008400, 9009450, 12012600, 14415120, 18018900, 24025200, 36037800, 72075600]

約数ペア:

[(1, 72075600), (2, 36037800), (3, 24025200), (4, 18018900), (5, 14415120), (6, 12012600), (8, 9009450), (9, 8008400), (10, 7207560), (12, 6006300), (15, 4805040), (16, 4504725), (18, 4004200), (20, 3603780), (24, 3003150), (25, 2883024), (30, 2402520), (36, 2002100), (40, 1801890), (45, 1601680), (48, 1501575), (50, 1441512), (60, 1201260), (72, 1001050), (75, 961008), (80, 900945), (90, 800840), (100, 720756), (120, 600630), (144, 500525), (150, 480504), (180, 400420), (200, 360378), (225, 320336), (240, 300315), (300, 240252), (360, 200210), (400, 180189), (450, 160168), (600, 120126), (720, 100105), (900, 80084), (1200, 60063), (1800, 40042), (3600, 20021)]