13784320

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1$

素因数の和:132

約数の個数: 108

約数和(自身を含む): 36700020

約数和(自身を除く): 22915700

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 89, 110, 121, 128, 160, 176, 178, 220, 242, 256, 320, 352, 356, 440, 445, 484, 605, 640, 704, 712, 880, 890, 968, 979, 1210, 1280, 1408, 1424, 1760, 1780, 1936, 1958, 2420, 2816, 2848, 3520, 3560, 3872, 3916, 4840, 4895, 5696, 7040, 7120, 7744, 7832, 9680, 9790, 10769, 11392, 14080, 14240, 15488, 15664, 19360, 19580, 21538, 22784, 28480, 30976, 31328, 38720, 39160, 43076, 53845, 56960, 62656, 77440, 78320, 86152, 107690, 113920, 125312, 154880, 156640, 172304, 215380, 250624, 313280, 344608, 430760, 626560, 689216, 861520, 1253120, 1378432, 1723040, 2756864, 3446080, 6892160, 13784320]

約数ペア:

[(1, 13784320), (2, 6892160), (4, 3446080), (5, 2756864), (8, 1723040), (10, 1378432), (11, 1253120), (16, 861520), (20, 689216), (22, 626560), (32, 430760), (40, 344608), (44, 313280), (55, 250624), (64, 215380), (80, 172304), (88, 156640), (89, 154880), (110, 125312), (121, 113920), (128, 107690), (160, 86152), (176, 78320), (178, 77440), (220, 62656), (242, 56960), (256, 53845), (320, 43076), (352, 39160), (356, 38720), (440, 31328), (445, 30976), (484, 28480), (605, 22784), (640, 21538), (704, 19580), (712, 19360), (880, 15664), (890, 15488), (968, 14240), (979, 14080), (1210, 11392), (1280, 10769), (1408, 9790), (1424, 9680), (1760, 7832), (1780, 7744), (1936, 7120), (1958, 7040), (2420, 5696), (2816, 4895), (2848, 4840), (3520, 3916), (3560, 3872)]