157890880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{70487}}^1$

素因数の和:70511

約数の個数: 56

約数和(自身を含む): 429694848

約数和(自身を除く): 271803968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 70487, 140974, 281948, 352435, 493409, 563896, 704870, 986818, 1127792, 1409740, 1973636, 2255584, 2467045, 2819480, 3947272, 4511168, 4934090, 5638960, 7894544, 9868180, 11277920, 15789088, 19736360, 22555840, 31578176, 39472720, 78945440, 157890880]

約数ペア:

[(1, 157890880), (2, 78945440), (4, 39472720), (5, 31578176), (7, 22555840), (8, 19736360), (10, 15789088), (14, 11277920), (16, 9868180), (20, 7894544), (28, 5638960), (32, 4934090), (35, 4511168), (40, 3947272), (56, 2819480), (64, 2467045), (70, 2255584), (80, 1973636), (112, 1409740), (140, 1127792), (160, 986818), (224, 704870), (280, 563896), (320, 493409), (448, 352435), (560, 281948), (1120, 140974), (2240, 70487)]