621685440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{215863}}^1$

素因数の和:215886

約数の個数: 84

約数和(自身を含む): 2138348784

約数和(自身を除く): 1516663344

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, 215863, 431726, 647589, 863452, 1079315, 1295178, 1726904, 1942767, 2158630, 2590356, 3237945, 3453808, 3885534, 4317260, 5180712, 6475890, 6907616, 7771068, 8634520, 9713835, 10361424, 12951780, 13815232, 15542136, 17269040, 19427670, 20722848, 25903560, 31084272, 34538080, 38855340, 41445696, 51807120, 62168544, 69076160, 77710680, 103614240, 124337088, 155421360, 207228480, 310842720, 621685440]

約数ペア:

[(1, 621685440), (2, 310842720), (3, 207228480), (4, 155421360), (5, 124337088), (6, 103614240), (8, 77710680), (9, 69076160), (10, 62168544), (12, 51807120), (15, 41445696), (16, 38855340), (18, 34538080), (20, 31084272), (24, 25903560), (30, 20722848), (32, 19427670), (36, 17269040), (40, 15542136), (45, 13815232), (48, 12951780), (60, 10361424), (64, 9713835), (72, 8634520), (80, 7771068), (90, 6907616), (96, 6475890), (120, 5180712), (144, 4317260), (160, 3885534), (180, 3453808), (192, 3237945), (240, 2590356), (288, 2158630), (320, 1942767), (360, 1726904), (480, 1295178), (576, 1079315), (720, 863452), (960, 647589), (1440, 431726), (2880, 215863)]