15145960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 36132480

約数和(自身を除く): 20986520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 101, 115, 163, 184, 202, 230, 326, 404, 460, 505, 652, 808, 815, 920, 1010, 1304, 1630, 2020, 2323, 3260, 3749, 4040, 4646, 6520, 7498, 9292, 11615, 14996, 16463, 18584, 18745, 23230, 29992, 32926, 37490, 46460, 65852, 74980, 82315, 92920, 131704, 149960, 164630, 329260, 378649, 658520, 757298, 1514596, 1893245, 3029192, 3786490, 7572980, 15145960]

約数ペア:

[(1, 15145960), (2, 7572980), (4, 3786490), (5, 3029192), (8, 1893245), (10, 1514596), (20, 757298), (23, 658520), (40, 378649), (46, 329260), (92, 164630), (101, 149960), (115, 131704), (163, 92920), (184, 82315), (202, 74980), (230, 65852), (326, 46460), (404, 37490), (460, 32926), (505, 29992), (652, 23230), (808, 18745), (815, 18584), (920, 16463), (1010, 14996), (1304, 11615), (1630, 9292), (2020, 7498), (2323, 6520), (3260, 4646), (3749, 4040)]