78459480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19813}}^1$

素因数の和:19841

約数の個数: 96

約数和(自身を含む): 278188560

約数和(自身を除く): 199729080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 19813, 39626, 59439, 79252, 99065, 118878, 158504, 178317, 198130, 217943, 237756, 297195, 356634, 396260, 435886, 475512, 594390, 653829, 713268, 792520, 871772, 891585, 1089715, 1188780, 1307658, 1426536, 1743544, 1783170, 1961487, 2179430, 2377560, 2615316, 3269145, 3566340, 3922974, 4358860, 5230632, 6538290, 7132680, 7845948, 8717720, 9807435, 13076580, 15691896, 19614870, 26153160, 39229740, 78459480]

約数ペア:

[(1, 78459480), (2, 39229740), (3, 26153160), (4, 19614870), (5, 15691896), (6, 13076580), (8, 9807435), (9, 8717720), (10, 7845948), (11, 7132680), (12, 6538290), (15, 5230632), (18, 4358860), (20, 3922974), (22, 3566340), (24, 3269145), (30, 2615316), (33, 2377560), (36, 2179430), (40, 1961487), (44, 1783170), (45, 1743544), (55, 1426536), (60, 1307658), (66, 1188780), (72, 1089715), (88, 891585), (90, 871772), (99, 792520), (110, 713268), (120, 653829), (132, 594390), (165, 475512), (180, 435886), (198, 396260), (220, 356634), (264, 297195), (330, 237756), (360, 217943), (396, 198130), (440, 178317), (495, 158504), (660, 118878), (792, 99065), (990, 79252), (1320, 59439), (1980, 39626), (3960, 19813)]