21495089520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29854291}}^1$

素因数の和:29854310

約数の個数: 60

約数和(自身を含む): 72187678056

約数和(自身を除く): 50692588536

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, 29854291, 59708582, 89562873, 119417164, 149271455, 179125746, 238834328, 268688619, 298542910, 358251492, 447814365, 477668656, 537377238, 597085820, 716502984, 895628730, 1074754476, 1194171640, 1343443095, 1433005968, 1791257460, 2149508952, 2388343280, 2686886190, 3582514920, 4299017904, 5373772380, 7165029840, 10747544760, 21495089520]

約数ペア:

[(1, 21495089520), (2, 10747544760), (3, 7165029840), (4, 5373772380), (5, 4299017904), (6, 3582514920), (8, 2686886190), (9, 2388343280), (10, 2149508952), (12, 1791257460), (15, 1433005968), (16, 1343443095), (18, 1194171640), (20, 1074754476), (24, 895628730), (30, 716502984), (36, 597085820), (40, 537377238), (45, 477668656), (48, 447814365), (60, 358251492), (72, 298542910), (80, 268688619), (90, 238834328), (120, 179125746), (144, 149271455), (180, 119417164), (240, 89562873), (360, 59708582), (720, 29854291)]