240280515

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1823}}^1$

素因数の和:1964

約数の個数: 48

約数和(自身を含む): 435352320

約数和(自身を除く): 195071805

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 101, 145, 261, 303, 435, 505, 909, 1305, 1515, 1823, 2929, 4545, 5469, 8787, 9115, 14645, 16407, 26361, 27345, 43935, 52867, 82035, 131805, 158601, 184123, 264335, 475803, 552369, 793005, 920615, 1657107, 2379015, 2761845, 5339567, 8285535, 16018701, 26697835, 48056103, 80093505, 240280515]

約数ペア:

[(1, 240280515), (3, 80093505), (5, 48056103), (9, 26697835), (15, 16018701), (29, 8285535), (45, 5339567), (87, 2761845), (101, 2379015), (145, 1657107), (261, 920615), (303, 793005), (435, 552369), (505, 475803), (909, 264335), (1305, 184123), (1515, 158601), (1823, 131805), (2929, 82035), (4545, 52867), (5469, 43935), (8787, 27345), (9115, 26361), (14645, 16407)]