389492640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1373}}^1$

素因数の和:1591

約数の個数: 144

約数和(自身を含む): 1336863528

約数和(自身を除く): 947370888

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, 197, 240, 288, 360, 394, 480, 591, 720, 788, 985, 1182, 1373, 1440, 1576, 1773, 1970, 2364, 2746, 2955, 3152, 3546, 3940, 4119, 4728, 5492, 5910, 6304, 6865, 7092, 7880, 8238, 8865, 9456, 10984, 11820, 12357, 13730, 14184, 15760, 16476, 17730, 18912, 20595, 21968, 23640, 24714, 27460, 28368, 31520, 32952, 35460, 41190, 43936, 47280, 49428, 54920, 56736, 61785, 65904, 70920, 82380, 94560, 98856, 109840, 123570, 131808, 141840, 164760, 197712, 219680, 247140, 270481, 283680, 329520, 395424, 494280, 540962, 659040, 811443, 988560, 1081924, 1352405, 1622886, 1977120, 2163848, 2434329, 2704810, 3245772, 4057215, 4327696, 4868658, 5409620, 6491544, 8114430, 8655392, 9737316, 10819240, 12171645, 12983088, 16228860, 19474632, 21638480, 24343290, 25966176, 32457720, 38949264, 43276960, 48686580, 64915440, 77898528, 97373160, 129830880, 194746320, 389492640]

約数ペア:

[(1, 389492640), (2, 194746320), (3, 129830880), (4, 97373160), (5, 77898528), (6, 64915440), (8, 48686580), (9, 43276960), (10, 38949264), (12, 32457720), (15, 25966176), (16, 24343290), (18, 21638480), (20, 19474632), (24, 16228860), (30, 12983088), (32, 12171645), (36, 10819240), (40, 9737316), (45, 8655392), (48, 8114430), (60, 6491544), (72, 5409620), (80, 4868658), (90, 4327696), (96, 4057215), (120, 3245772), (144, 2704810), (160, 2434329), (180, 2163848), (197, 1977120), (240, 1622886), (288, 1352405), (360, 1081924), (394, 988560), (480, 811443), (591, 659040), (720, 540962), (788, 494280), (985, 395424), (1182, 329520), (1373, 283680), (1440, 270481), (1576, 247140), (1773, 219680), (1970, 197712), (2364, 164760), (2746, 141840), (2955, 131808), (3152, 123570), (3546, 109840), (3940, 98856), (4119, 94560), (4728, 82380), (5492, 70920), (5910, 65904), (6304, 61785), (6865, 56736), (7092, 54920), (7880, 49428), (8238, 47280), (8865, 43936), (9456, 41190), (10984, 35460), (11820, 32952), (12357, 31520), (13730, 28368), (14184, 27460), (15760, 24714), (16476, 23640), (17730, 21968), (18912, 20595)]