201057920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{44879}}^1$

素因数の和:44905

約数の個数: 64

約数和(自身を含む): 549331200

約数和(自身を除く): 348273280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 44879, 89758, 179516, 224395, 314153, 359032, 448790, 628306, 718064, 897580, 1256612, 1436128, 1570765, 1795160, 2513224, 2872256, 3141530, 3590320, 5026448, 5744512, 6283060, 7180640, 10052896, 12566120, 14361280, 20105792, 25132240, 28722560, 40211584, 50264480, 100528960, 201057920]

約数ペア:

[(1, 201057920), (2, 100528960), (4, 50264480), (5, 40211584), (7, 28722560), (8, 25132240), (10, 20105792), (14, 14361280), (16, 12566120), (20, 10052896), (28, 7180640), (32, 6283060), (35, 5744512), (40, 5026448), (56, 3590320), (64, 3141530), (70, 2872256), (80, 2513224), (112, 1795160), (128, 1570765), (140, 1436128), (160, 1256612), (224, 897580), (280, 718064), (320, 628306), (448, 448790), (560, 359032), (640, 314153), (896, 224395), (1120, 179516), (2240, 89758), (4480, 44879)]