39972480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:322

約数の個数: 128

約数和(自身を含む): 129254400

約数和(自身を除く): 89281920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 128, 160, 191, 192, 218, 240, 320, 327, 382, 384, 436, 480, 545, 573, 640, 654, 764, 872, 955, 960, 1090, 1146, 1308, 1528, 1635, 1744, 1910, 1920, 2180, 2292, 2616, 2865, 3056, 3270, 3488, 3820, 4360, 4584, 5232, 5730, 6112, 6540, 6976, 7640, 8720, 9168, 10464, 11460, 12224, 13080, 13952, 15280, 17440, 18336, 20819, 20928, 22920, 24448, 26160, 30560, 34880, 36672, 41638, 41856, 45840, 52320, 61120, 62457, 69760, 73344, 83276, 91680, 104095, 104640, 122240, 124914, 166552, 183360, 208190, 209280, 249828, 312285, 333104, 366720, 416380, 499656, 624570, 666208, 832760, 999312, 1249140, 1332416, 1665520, 1998624, 2498280, 2664832, 3331040, 3997248, 4996560, 6662080, 7994496, 9993120, 13324160, 19986240, 39972480]

約数ペア:

[(1, 39972480), (2, 19986240), (3, 13324160), (4, 9993120), (5, 7994496), (6, 6662080), (8, 4996560), (10, 3997248), (12, 3331040), (15, 2664832), (16, 2498280), (20, 1998624), (24, 1665520), (30, 1332416), (32, 1249140), (40, 999312), (48, 832760), (60, 666208), (64, 624570), (80, 499656), (96, 416380), (109, 366720), (120, 333104), (128, 312285), (160, 249828), (191, 209280), (192, 208190), (218, 183360), (240, 166552), (320, 124914), (327, 122240), (382, 104640), (384, 104095), (436, 91680), (480, 83276), (545, 73344), (573, 69760), (640, 62457), (654, 61120), (764, 52320), (872, 45840), (955, 41856), (960, 41638), (1090, 36672), (1146, 34880), (1308, 30560), (1528, 26160), (1635, 24448), (1744, 22920), (1910, 20928), (1920, 20819), (2180, 18336), (2292, 17440), (2616, 15280), (2865, 13952), (3056, 13080), (3270, 12224), (3488, 11460), (3820, 10464), (4360, 9168), (4584, 8720), (5232, 7640), (5730, 6976), (6112, 6540)]