297776220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{708991}}^1$

素因数の和:709010

約数の個数: 48

約数和(自身を含む): 952885248

約数和(自身を除く): 655109028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 708991, 1417982, 2126973, 2835964, 3544955, 4253946, 4962937, 7089910, 8507892, 9925874, 10634865, 14179820, 14888811, 19851748, 21269730, 24814685, 29777622, 42539460, 49629370, 59555244, 74444055, 99258740, 148888110, 297776220]

約数ペア:

[(1, 297776220), (2, 148888110), (3, 99258740), (4, 74444055), (5, 59555244), (6, 49629370), (7, 42539460), (10, 29777622), (12, 24814685), (14, 21269730), (15, 19851748), (20, 14888811), (21, 14179820), (28, 10634865), (30, 9925874), (35, 8507892), (42, 7089910), (60, 4962937), (70, 4253946), (84, 3544955), (105, 2835964), (140, 2126973), (210, 1417982), (420, 708991)]