15538140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{86323}}^1$

素因数の和:86338

約数の個数: 36

約数和(自身を含む): 47132904

約数和(自身を除く): 31594764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 86323, 172646, 258969, 345292, 431615, 517938, 776907, 863230, 1035876, 1294845, 1553814, 1726460, 2589690, 3107628, 3884535, 5179380, 7769070, 15538140]

約数ペア:

[(1, 15538140), (2, 7769070), (3, 5179380), (4, 3884535), (5, 3107628), (6, 2589690), (9, 1726460), (10, 1553814), (12, 1294845), (15, 1035876), (18, 863230), (20, 776907), (30, 517938), (36, 431615), (45, 345292), (60, 258969), (90, 172646), (180, 86323)]