78253120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:129

約数の個数: 168

約数和(自身を含む): 214042752

約数和(自身を除く): 135789632

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 47, 55, 64, 80, 86, 88, 94, 110, 121, 160, 172, 176, 188, 215, 220, 235, 242, 320, 344, 352, 376, 430, 440, 470, 473, 484, 517, 605, 688, 704, 752, 860, 880, 940, 946, 968, 1034, 1210, 1376, 1504, 1720, 1760, 1880, 1892, 1936, 2021, 2068, 2365, 2420, 2585, 2752, 3008, 3440, 3520, 3760, 3784, 3872, 4042, 4136, 4730, 4840, 5170, 5203, 5687, 6880, 7520, 7568, 7744, 8084, 8272, 9460, 9680, 10105, 10340, 10406, 11374, 13760, 15040, 15136, 16168, 16544, 18920, 19360, 20210, 20680, 20812, 22231, 22748, 26015, 28435, 30272, 32336, 33088, 37840, 38720, 40420, 41360, 41624, 44462, 45496, 52030, 56870, 64672, 75680, 80840, 82720, 83248, 88924, 90992, 104060, 111155, 113740, 129344, 151360, 161680, 165440, 166496, 177848, 181984, 208120, 222310, 227480, 244541, 323360, 332992, 355696, 363968, 416240, 444620, 454960, 489082, 646720, 711392, 832480, 889240, 909920, 978164, 1222705, 1422784, 1664960, 1778480, 1819840, 1956328, 2445410, 3556960, 3912656, 4890820, 7113920, 7825312, 9781640, 15650624, 19563280, 39126560, 78253120]

約数ペア:

[(1, 78253120), (2, 39126560), (4, 19563280), (5, 15650624), (8, 9781640), (10, 7825312), (11, 7113920), (16, 4890820), (20, 3912656), (22, 3556960), (32, 2445410), (40, 1956328), (43, 1819840), (44, 1778480), (47, 1664960), (55, 1422784), (64, 1222705), (80, 978164), (86, 909920), (88, 889240), (94, 832480), (110, 711392), (121, 646720), (160, 489082), (172, 454960), (176, 444620), (188, 416240), (215, 363968), (220, 355696), (235, 332992), (242, 323360), (320, 244541), (344, 227480), (352, 222310), (376, 208120), (430, 181984), (440, 177848), (470, 166496), (473, 165440), (484, 161680), (517, 151360), (605, 129344), (688, 113740), (704, 111155), (752, 104060), (860, 90992), (880, 88924), (940, 83248), (946, 82720), (968, 80840), (1034, 75680), (1210, 64672), (1376, 56870), (1504, 52030), (1720, 45496), (1760, 44462), (1880, 41624), (1892, 41360), (1936, 40420), (2021, 38720), (2068, 37840), (2365, 33088), (2420, 32336), (2585, 30272), (2752, 28435), (3008, 26015), (3440, 22748), (3520, 22231), (3760, 20812), (3784, 20680), (3872, 20210), (4042, 19360), (4136, 18920), (4730, 16544), (4840, 16168), (5170, 15136), (5203, 15040), (5687, 13760), (6880, 11374), (7520, 10406), (7568, 10340), (7744, 10105), (8084, 9680), (8272, 9460)]