30756520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 73146240

約数和(自身を除く): 42389720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 101, 115, 184, 202, 230, 331, 404, 460, 505, 662, 808, 920, 1010, 1324, 1655, 2020, 2323, 2648, 3310, 4040, 4646, 6620, 7613, 9292, 11615, 13240, 15226, 18584, 23230, 30452, 33431, 38065, 46460, 60904, 66862, 76130, 92920, 133724, 152260, 167155, 267448, 304520, 334310, 668620, 768913, 1337240, 1537826, 3075652, 3844565, 6151304, 7689130, 15378260, 30756520]

約数ペア:

[(1, 30756520), (2, 15378260), (4, 7689130), (5, 6151304), (8, 3844565), (10, 3075652), (20, 1537826), (23, 1337240), (40, 768913), (46, 668620), (92, 334310), (101, 304520), (115, 267448), (184, 167155), (202, 152260), (230, 133724), (331, 92920), (404, 76130), (460, 66862), (505, 60904), (662, 46460), (808, 38065), (920, 33431), (1010, 30452), (1324, 23230), (1655, 18584), (2020, 15226), (2323, 13240), (2648, 11615), (3310, 9292), (4040, 7613), (4646, 6620)]