78620856

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:189

約数の個数: 128

約数和(自身を含む): 216691200

約数和(自身を除く): 138070344

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 37, 43, 58, 71, 74, 86, 87, 111, 116, 129, 142, 148, 172, 174, 213, 222, 232, 258, 284, 296, 344, 348, 426, 444, 516, 568, 696, 852, 888, 1032, 1073, 1247, 1591, 1704, 2059, 2146, 2494, 2627, 3053, 3182, 3219, 3741, 4118, 4292, 4773, 4988, 5254, 6106, 6177, 6364, 6438, 7482, 7881, 8236, 8584, 9159, 9546, 9976, 10508, 12212, 12354, 12728, 12876, 14964, 15762, 16472, 18318, 19092, 21016, 24424, 24708, 25752, 29928, 31524, 36636, 38184, 46139, 49416, 63048, 73272, 76183, 88537, 92278, 112961, 138417, 152366, 177074, 184556, 225922, 228549, 265611, 276834, 304732, 338883, 354148, 369112, 451844, 457098, 531222, 553668, 609464, 677766, 708296, 903688, 914196, 1062444, 1107336, 1355532, 1828392, 2124888, 2711064, 3275869, 6551738, 9827607, 13103476, 19655214, 26206952, 39310428, 78620856]

約数ペア:

[(1, 78620856), (2, 39310428), (3, 26206952), (4, 19655214), (6, 13103476), (8, 9827607), (12, 6551738), (24, 3275869), (29, 2711064), (37, 2124888), (43, 1828392), (58, 1355532), (71, 1107336), (74, 1062444), (86, 914196), (87, 903688), (111, 708296), (116, 677766), (129, 609464), (142, 553668), (148, 531222), (172, 457098), (174, 451844), (213, 369112), (222, 354148), (232, 338883), (258, 304732), (284, 276834), (296, 265611), (344, 228549), (348, 225922), (426, 184556), (444, 177074), (516, 152366), (568, 138417), (696, 112961), (852, 92278), (888, 88537), (1032, 76183), (1073, 73272), (1247, 63048), (1591, 49416), (1704, 46139), (2059, 38184), (2146, 36636), (2494, 31524), (2627, 29928), (3053, 25752), (3182, 24708), (3219, 24424), (3741, 21016), (4118, 19092), (4292, 18318), (4773, 16472), (4988, 15762), (5254, 14964), (6106, 12876), (6177, 12728), (6364, 12354), (6438, 12212), (7482, 10508), (7881, 9976), (8236, 9546), (8584, 9159)]