440980560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3109}}^1$

素因数の和:3325

約数の個数: 120

約数和(自身を含む): 1488956040

約数和(自身を除く): 1047975480

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, 197, 240, 360, 394, 591, 720, 788, 985, 1182, 1576, 1773, 1970, 2364, 2955, 3109, 3152, 3546, 3940, 4728, 5910, 6218, 7092, 7880, 8865, 9327, 9456, 11820, 12436, 14184, 15545, 15760, 17730, 18654, 23640, 24872, 27981, 28368, 31090, 35460, 37308, 46635, 47280, 49744, 55962, 62180, 70920, 74616, 93270, 111924, 124360, 139905, 141840, 149232, 186540, 223848, 248720, 279810, 373080, 447696, 559620, 612473, 746160, 1119240, 1224946, 1837419, 2238480, 2449892, 3062365, 3674838, 4899784, 5512257, 6124730, 7349676, 9187095, 9799568, 11024514, 12249460, 14699352, 18374190, 22049028, 24498920, 27561285, 29398704, 36748380, 44098056, 48997840, 55122570, 73496760, 88196112, 110245140, 146993520, 220490280, 440980560]

約数ペア:

[(1, 440980560), (2, 220490280), (3, 146993520), (4, 110245140), (5, 88196112), (6, 73496760), (8, 55122570), (9, 48997840), (10, 44098056), (12, 36748380), (15, 29398704), (16, 27561285), (18, 24498920), (20, 22049028), (24, 18374190), (30, 14699352), (36, 12249460), (40, 11024514), (45, 9799568), (48, 9187095), (60, 7349676), (72, 6124730), (80, 5512257), (90, 4899784), (120, 3674838), (144, 3062365), (180, 2449892), (197, 2238480), (240, 1837419), (360, 1224946), (394, 1119240), (591, 746160), (720, 612473), (788, 559620), (985, 447696), (1182, 373080), (1576, 279810), (1773, 248720), (1970, 223848), (2364, 186540), (2955, 149232), (3109, 141840), (3152, 139905), (3546, 124360), (3940, 111924), (4728, 93270), (5910, 74616), (6218, 70920), (7092, 62180), (7880, 55962), (8865, 49744), (9327, 47280), (9456, 46635), (11820, 37308), (12436, 35460), (14184, 31090), (15545, 28368), (15760, 27981), (17730, 24872), (18654, 23640)]