13319680

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1$

素因数の和:88

約数の個数: 120

約数和(自身を含む): 35919576

約数和(自身を除く): 22599896

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 64, 80, 86, 88, 110, 121, 128, 160, 172, 176, 215, 220, 242, 256, 320, 344, 352, 430, 440, 473, 484, 512, 605, 640, 688, 704, 860, 880, 946, 968, 1210, 1280, 1376, 1408, 1720, 1760, 1892, 1936, 2365, 2420, 2560, 2752, 2816, 3440, 3520, 3784, 3872, 4730, 4840, 5203, 5504, 5632, 6880, 7040, 7568, 7744, 9460, 9680, 10406, 11008, 13760, 14080, 15136, 15488, 18920, 19360, 20812, 22016, 26015, 27520, 28160, 30272, 30976, 37840, 38720, 41624, 52030, 55040, 60544, 61952, 75680, 77440, 83248, 104060, 110080, 121088, 151360, 154880, 166496, 208120, 242176, 302720, 309760, 332992, 416240, 605440, 665984, 832480, 1210880, 1331968, 1664960, 2663936, 3329920, 6659840, 13319680]

約数ペア:

[(1, 13319680), (2, 6659840), (4, 3329920), (5, 2663936), (8, 1664960), (10, 1331968), (11, 1210880), (16, 832480), (20, 665984), (22, 605440), (32, 416240), (40, 332992), (43, 309760), (44, 302720), (55, 242176), (64, 208120), (80, 166496), (86, 154880), (88, 151360), (110, 121088), (121, 110080), (128, 104060), (160, 83248), (172, 77440), (176, 75680), (215, 61952), (220, 60544), (242, 55040), (256, 52030), (320, 41624), (344, 38720), (352, 37840), (430, 30976), (440, 30272), (473, 28160), (484, 27520), (512, 26015), (605, 22016), (640, 20812), (688, 19360), (704, 18920), (860, 15488), (880, 15136), (946, 14080), (968, 13760), (1210, 11008), (1280, 10406), (1376, 9680), (1408, 9460), (1720, 7744), (1760, 7568), (1892, 7040), (1936, 6880), (2365, 5632), (2420, 5504), (2560, 5203), (2752, 4840), (2816, 4730), (3440, 3872), (3520, 3784)]