153662720

素因数分解:

$2^8\times 5^1\times {\mathrm{120049}}^1$

素因数の和:120070

約数の個数: 36

約数和(自身を含む): 368073300

約数和(自身を除く): 214410580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 120049, 240098, 480196, 600245, 960392, 1200490, 1920784, 2400980, 3841568, 4801960, 7683136, 9603920, 15366272, 19207840, 30732544, 38415680, 76831360, 153662720]

約数ペア:

[(1, 153662720), (2, 76831360), (4, 38415680), (5, 30732544), (8, 19207840), (10, 15366272), (16, 9603920), (20, 7683136), (32, 4801960), (40, 3841568), (64, 2400980), (80, 1920784), (128, 1200490), (160, 960392), (256, 600245), (320, 480196), (640, 240098), (1280, 120049)]