661882134840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{8939521}}^1$

素因数の和:8940152

約数の個数: 64

約数和(自身を含む): 1988864854560

約数和(自身を除く): 1326982719720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 617, 1234, 1851, 2468, 3085, 3702, 4936, 6170, 7404, 9255, 12340, 14808, 18510, 24680, 37020, 74040, 8939521, 17879042, 26818563, 35758084, 44697605, 53637126, 71516168, 89395210, 107274252, 134092815, 178790420, 214548504, 268185630, 357580840, 536371260, 1072742520, 5515684457, 11031368914, 16547053371, 22062737828, 27578422285, 33094106742, 44125475656, 55156844570, 66188213484, 82735266855, 110313689140, 132376426968, 165470533710, 220627378280, 330941067420, 661882134840]

約数ペア:

[(1, 661882134840), (2, 330941067420), (3, 220627378280), (4, 165470533710), (5, 132376426968), (6, 110313689140), (8, 82735266855), (10, 66188213484), (12, 55156844570), (15, 44125475656), (20, 33094106742), (24, 27578422285), (30, 22062737828), (40, 16547053371), (60, 11031368914), (120, 5515684457), (617, 1072742520), (1234, 536371260), (1851, 357580840), (2468, 268185630), (3085, 214548504), (3702, 178790420), (4936, 134092815), (6170, 107274252), (7404, 89395210), (9255, 71516168), (12340, 53637126), (14808, 44697605), (18510, 35758084), (24680, 26818563), (37020, 17879042), (74040, 8939521)]