39891720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:715

約数の個数: 128

約数和(自身を含む): 133539840

約数和(自身を除く): 93648120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 47, 55, 60, 66, 88, 94, 110, 120, 132, 141, 165, 188, 220, 235, 264, 282, 330, 376, 440, 470, 517, 564, 643, 660, 705, 940, 1034, 1128, 1286, 1320, 1410, 1551, 1880, 1929, 2068, 2572, 2585, 2820, 3102, 3215, 3858, 4136, 5144, 5170, 5640, 6204, 6430, 7073, 7716, 7755, 9645, 10340, 12408, 12860, 14146, 15432, 15510, 19290, 20680, 21219, 25720, 28292, 30221, 31020, 35365, 38580, 42438, 56584, 60442, 62040, 70730, 77160, 84876, 90663, 106095, 120884, 141460, 151105, 169752, 181326, 212190, 241768, 282920, 302210, 332431, 362652, 424380, 453315, 604420, 664862, 725304, 848760, 906630, 997293, 1208840, 1329724, 1662155, 1813260, 1994586, 2659448, 3324310, 3626520, 3989172, 4986465, 6648620, 7978344, 9972930, 13297240, 19945860, 39891720]

約数ペア:

[(1, 39891720), (2, 19945860), (3, 13297240), (4, 9972930), (5, 7978344), (6, 6648620), (8, 4986465), (10, 3989172), (11, 3626520), (12, 3324310), (15, 2659448), (20, 1994586), (22, 1813260), (24, 1662155), (30, 1329724), (33, 1208840), (40, 997293), (44, 906630), (47, 848760), (55, 725304), (60, 664862), (66, 604420), (88, 453315), (94, 424380), (110, 362652), (120, 332431), (132, 302210), (141, 282920), (165, 241768), (188, 212190), (220, 181326), (235, 169752), (264, 151105), (282, 141460), (330, 120884), (376, 106095), (440, 90663), (470, 84876), (517, 77160), (564, 70730), (643, 62040), (660, 60442), (705, 56584), (940, 42438), (1034, 38580), (1128, 35365), (1286, 31020), (1320, 30221), (1410, 28292), (1551, 25720), (1880, 21219), (1929, 20680), (2068, 19290), (2572, 15510), (2585, 15432), (2820, 14146), (3102, 12860), (3215, 12408), (3858, 10340), (4136, 9645), (5144, 7755), (5170, 7716), (5640, 7073), (6204, 6430)]