21650040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{60139}}^1$

素因数の和:60156

約数の個数: 48

約数和(自身を含む): 70363800

約数和(自身を除く): 48713760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 60139, 120278, 180417, 240556, 300695, 360834, 481112, 541251, 601390, 721668, 902085, 1082502, 1202780, 1443336, 1804170, 2165004, 2405560, 2706255, 3608340, 4330008, 5412510, 7216680, 10825020, 21650040]

約数ペア:

[(1, 21650040), (2, 10825020), (3, 7216680), (4, 5412510), (5, 4330008), (6, 3608340), (8, 2706255), (9, 2405560), (10, 2165004), (12, 1804170), (15, 1443336), (18, 1202780), (20, 1082502), (24, 902085), (30, 721668), (36, 601390), (40, 541251), (45, 481112), (60, 360834), (72, 300695), (90, 240556), (120, 180417), (180, 120278), (360, 60139)]