247827720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{295033}}^1$

素因数の和:295054

約数の個数: 64

約数和(自身を含む): 849697920

約数和(自身を除く): 601870200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 295033, 590066, 885099, 1180132, 1475165, 1770198, 2065231, 2360264, 2950330, 3540396, 4130462, 4425495, 5900660, 6195693, 7080792, 8260924, 8850990, 10326155, 11801320, 12391386, 16521848, 17701980, 20652310, 24782772, 30978465, 35403960, 41304620, 49565544, 61956930, 82609240, 123913860, 247827720]

約数ペア:

[(1, 247827720), (2, 123913860), (3, 82609240), (4, 61956930), (5, 49565544), (6, 41304620), (7, 35403960), (8, 30978465), (10, 24782772), (12, 20652310), (14, 17701980), (15, 16521848), (20, 12391386), (21, 11801320), (24, 10326155), (28, 8850990), (30, 8260924), (35, 7080792), (40, 6195693), (42, 5900660), (56, 4425495), (60, 4130462), (70, 3540396), (84, 2950330), (105, 2360264), (120, 2065231), (140, 1770198), (168, 1475165), (210, 1180132), (280, 885099), (420, 590066), (840, 295033)]