290340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1613}}^1$

素因数の和:1628

約数の個数: 36

約数和(自身を含む): 881244

約数和(自身を除く): 590904

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1613, 3226, 4839, 6452, 8065, 9678, 14517, 16130, 19356, 24195, 29034, 32260, 48390, 58068, 72585, 96780, 145170, 290340]

約数ペア:

[(1, 290340), (2, 145170), (3, 96780), (4, 72585), (5, 58068), (6, 48390), (9, 32260), (10, 29034), (12, 24195), (15, 19356), (18, 16130), (20, 14517), (30, 9678), (36, 8065), (45, 6452), (60, 4839), (90, 3226), (180, 1613)]