720020160

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{250007}}^1$

素因数の和:250030

約数の個数: 84

約数和(自身を含む): 2476579248

約数和(自身を除く): 1756559088

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, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 250007, 500014, 750021, 1000028, 1250035, 1500042, 2000056, 2250063, 2500070, 3000084, 3750105, 4000112, 4500126, 5000140, 6000168, 7500210, 8000224, 9000252, 10000280, 11250315, 12000336, 15000420, 16000448, 18000504, 20000560, 22500630, 24000672, 30000840, 36001008, 40001120, 45001260, 48001344, 60001680, 72002016, 80002240, 90002520, 120003360, 144004032, 180005040, 240006720, 360010080, 720020160]

約数ペア:

[(1, 720020160), (2, 360010080), (3, 240006720), (4, 180005040), (5, 144004032), (6, 120003360), (8, 90002520), (9, 80002240), (10, 72002016), (12, 60001680), (15, 48001344), (16, 45001260), (18, 40001120), (20, 36001008), (24, 30000840), (30, 24000672), (32, 22500630), (36, 20000560), (40, 18000504), (45, 16000448), (48, 15000420), (60, 12000336), (64, 11250315), (72, 10000280), (80, 9000252), (90, 8000224), (96, 7500210), (120, 6000168), (144, 5000140), (160, 4500126), (180, 4000112), (192, 3750105), (240, 3000084), (288, 2500070), (320, 2250063), (360, 2000056), (480, 1500042), (576, 1250035), (720, 1000028), (960, 750021), (1440, 500014), (2880, 250007)]