149508280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1609}}^1$

素因数の和:1744

約数の個数: 64

約数和(自身を含む): 354715200

約数和(自身を除く): 205206920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 101, 115, 184, 202, 230, 404, 460, 505, 808, 920, 1010, 1609, 2020, 2323, 3218, 4040, 4646, 6436, 8045, 9292, 11615, 12872, 16090, 18584, 23230, 32180, 37007, 46460, 64360, 74014, 92920, 148028, 162509, 185035, 296056, 325018, 370070, 650036, 740140, 812545, 1300072, 1480280, 1625090, 3250180, 3737707, 6500360, 7475414, 14950828, 18688535, 29901656, 37377070, 74754140, 149508280]

約数ペア:

[(1, 149508280), (2, 74754140), (4, 37377070), (5, 29901656), (8, 18688535), (10, 14950828), (20, 7475414), (23, 6500360), (40, 3737707), (46, 3250180), (92, 1625090), (101, 1480280), (115, 1300072), (184, 812545), (202, 740140), (230, 650036), (404, 370070), (460, 325018), (505, 296056), (808, 185035), (920, 162509), (1010, 148028), (1609, 92920), (2020, 74014), (2323, 64360), (3218, 46460), (4040, 37007), (4646, 32180), (6436, 23230), (8045, 18584), (9292, 16090), (11615, 12872)]