145676720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{260137}}^1$

素因数の和:260157

約数の個数: 40

約数和(自身を含む): 387085344

約数和(自身を除く): 241408624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 260137, 520274, 1040548, 1300685, 1820959, 2081096, 2601370, 3641918, 4162192, 5202740, 7283836, 9104795, 10405480, 14567672, 18209590, 20810960, 29135344, 36419180, 72838360, 145676720]

約数ペア:

[(1, 145676720), (2, 72838360), (4, 36419180), (5, 29135344), (7, 20810960), (8, 18209590), (10, 14567672), (14, 10405480), (16, 9104795), (20, 7283836), (28, 5202740), (35, 4162192), (40, 3641918), (56, 2601370), (70, 2081096), (80, 1820959), (112, 1300685), (140, 1040548), (280, 520274), (560, 260137)]