39580680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{661}}^1$

素因数の和:1174

約数の個数: 64

約数和(自身を含む): 119160000

約数和(自身を除く): 79579320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 499, 661, 998, 1322, 1497, 1983, 1996, 2495, 2644, 2994, 3305, 3966, 3992, 4990, 5288, 5988, 6610, 7485, 7932, 9915, 9980, 11976, 13220, 14970, 15864, 19830, 19960, 26440, 29940, 39660, 59880, 79320, 329839, 659678, 989517, 1319356, 1649195, 1979034, 2638712, 3298390, 3958068, 4947585, 6596780, 7916136, 9895170, 13193560, 19790340, 39580680]

約数ペア:

[(1, 39580680), (2, 19790340), (3, 13193560), (4, 9895170), (5, 7916136), (6, 6596780), (8, 4947585), (10, 3958068), (12, 3298390), (15, 2638712), (20, 1979034), (24, 1649195), (30, 1319356), (40, 989517), (60, 659678), (120, 329839), (499, 79320), (661, 59880), (998, 39660), (1322, 29940), (1497, 26440), (1983, 19960), (1996, 19830), (2495, 15864), (2644, 14970), (2994, 13220), (3305, 11976), (3966, 9980), (3992, 9915), (4990, 7932), (5288, 7485), (5988, 6610)]