260818020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1448989}}^1$

素因数の和:1449004

約数の個数: 36

約数和(自身を含む): 791148540

約数和(自身を除く): 530330520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1448989, 2897978, 4346967, 5795956, 7244945, 8693934, 13040901, 14489890, 17387868, 21734835, 26081802, 28979780, 43469670, 52163604, 65204505, 86939340, 130409010, 260818020]

約数ペア:

[(1, 260818020), (2, 130409010), (3, 86939340), (4, 65204505), (5, 52163604), (6, 43469670), (9, 28979780), (10, 26081802), (12, 21734835), (15, 17387868), (18, 14489890), (20, 13040901), (30, 8693934), (36, 7244945), (45, 5795956), (60, 4346967), (90, 2897978), (180, 1448989)]