28828080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{40039}}^1$

素因数の和:40058

約数の個数: 60

約数和(自身を含む): 96816720

約数和(自身を除く): 67988640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 40039, 80078, 120117, 160156, 200195, 240234, 320312, 360351, 400390, 480468, 600585, 640624, 720702, 800780, 960936, 1201170, 1441404, 1601560, 1801755, 1921872, 2402340, 2882808, 3203120, 3603510, 4804680, 5765616, 7207020, 9609360, 14414040, 28828080]

約数ペア:

[(1, 28828080), (2, 14414040), (3, 9609360), (4, 7207020), (5, 5765616), (6, 4804680), (8, 3603510), (9, 3203120), (10, 2882808), (12, 2402340), (15, 1921872), (16, 1801755), (18, 1601560), (20, 1441404), (24, 1201170), (30, 960936), (36, 800780), (40, 720702), (45, 640624), (48, 600585), (60, 480468), (72, 400390), (80, 360351), (90, 320312), (120, 240234), (144, 200195), (180, 160156), (240, 120117), (360, 80078), (720, 40039)]