127027840

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:210

約数の個数: 128

約数和(自身を含む): 320785920

約数和(自身を除く): 193758080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 47, 64, 80, 82, 94, 103, 128, 160, 164, 188, 205, 206, 235, 320, 328, 376, 410, 412, 470, 515, 640, 656, 752, 820, 824, 940, 1030, 1312, 1504, 1640, 1648, 1880, 1927, 2060, 2624, 3008, 3280, 3296, 3760, 3854, 4120, 4223, 4841, 5248, 6016, 6560, 6592, 7520, 7708, 8240, 8446, 9635, 9682, 13120, 13184, 15040, 15416, 16480, 16892, 19270, 19364, 21115, 24205, 26240, 30080, 30832, 32960, 33784, 38540, 38728, 42230, 48410, 61664, 65920, 67568, 77080, 77456, 84460, 96820, 123328, 135136, 154160, 154912, 168920, 193640, 198481, 246656, 270272, 308320, 309824, 337840, 387280, 396962, 540544, 616640, 619648, 675680, 774560, 793924, 992405, 1233280, 1351360, 1549120, 1587848, 1984810, 2702720, 3098240, 3175696, 3969620, 6351392, 7939240, 12702784, 15878480, 25405568, 31756960, 63513920, 127027840]

約数ペア:

[(1, 127027840), (2, 63513920), (4, 31756960), (5, 25405568), (8, 15878480), (10, 12702784), (16, 7939240), (20, 6351392), (32, 3969620), (40, 3175696), (41, 3098240), (47, 2702720), (64, 1984810), (80, 1587848), (82, 1549120), (94, 1351360), (103, 1233280), (128, 992405), (160, 793924), (164, 774560), (188, 675680), (205, 619648), (206, 616640), (235, 540544), (320, 396962), (328, 387280), (376, 337840), (410, 309824), (412, 308320), (470, 270272), (515, 246656), (640, 198481), (656, 193640), (752, 168920), (820, 154912), (824, 154160), (940, 135136), (1030, 123328), (1312, 96820), (1504, 84460), (1640, 77456), (1648, 77080), (1880, 67568), (1927, 65920), (2060, 61664), (2624, 48410), (3008, 42230), (3280, 38728), (3296, 38540), (3760, 33784), (3854, 32960), (4120, 30832), (4223, 30080), (4841, 26240), (5248, 24205), (6016, 21115), (6560, 19364), (6592, 19270), (7520, 16892), (7708, 16480), (8240, 15416), (8446, 15040), (9635, 13184), (9682, 13120)]