90220140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{501223}}^1$

素因数の和:501238

約数の個数: 36

約数和(自身を含む): 273668304

約数和(自身を除く): 183448164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 501223, 1002446, 1503669, 2004892, 2506115, 3007338, 4511007, 5012230, 6014676, 7518345, 9022014, 10024460, 15036690, 18044028, 22555035, 30073380, 45110070, 90220140]

約数ペア:

[(1, 90220140), (2, 45110070), (3, 30073380), (4, 22555035), (5, 18044028), (6, 15036690), (9, 10024460), (10, 9022014), (12, 7518345), (15, 6014676), (18, 5012230), (20, 4511007), (30, 3007338), (36, 2506115), (45, 2004892), (60, 1503669), (90, 1002446), (180, 501223)]