215838532

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 514805760

約数和(自身を除く): 298967228

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 29, 46, 49, 52, 58, 91, 92, 98, 116, 127, 161, 182, 196, 203, 254, 299, 322, 364, 377, 406, 508, 598, 637, 644, 667, 754, 812, 889, 1127, 1196, 1274, 1334, 1421, 1508, 1651, 1778, 2093, 2254, 2548, 2639, 2668, 2842, 2921, 3302, 3556, 3683, 4186, 4508, 4669, 5278, 5684, 5842, 6223, 6604, 7366, 8372, 8671, 9338, 10556, 11557, 11684, 12446, 14651, 14732, 17342, 18473, 18676, 20447, 23114, 24892, 25781, 29302, 32683, 34684, 36946, 37973, 40894, 46228, 47879, 51562, 58604, 60697, 65366, 73892, 75946, 80899, 81788, 84709, 95758, 103124, 121394, 130732, 143129, 151892, 161798, 169418, 180467, 191516, 242788, 265811, 286258, 323596, 335153, 338836, 360934, 424879, 531622, 572516, 592963, 670306, 721868, 849758, 1063244, 1101217, 1185926, 1340612, 1699516, 1860677, 2202434, 2346071, 2371852, 3721354, 4150741, 4404868, 4692142, 7442708, 7708519, 8301482, 9384284, 15417038, 16602964, 30834076, 53959633, 107919266, 215838532]

約数ペア:

[(1, 215838532), (2, 107919266), (4, 53959633), (7, 30834076), (13, 16602964), (14, 15417038), (23, 9384284), (26, 8301482), (28, 7708519), (29, 7442708), (46, 4692142), (49, 4404868), (52, 4150741), (58, 3721354), (91, 2371852), (92, 2346071), (98, 2202434), (116, 1860677), (127, 1699516), (161, 1340612), (182, 1185926), (196, 1101217), (203, 1063244), (254, 849758), (299, 721868), (322, 670306), (364, 592963), (377, 572516), (406, 531622), (508, 424879), (598, 360934), (637, 338836), (644, 335153), (667, 323596), (754, 286258), (812, 265811), (889, 242788), (1127, 191516), (1196, 180467), (1274, 169418), (1334, 161798), (1421, 151892), (1508, 143129), (1651, 130732), (1778, 121394), (2093, 103124), (2254, 95758), (2548, 84709), (2639, 81788), (2668, 80899), (2842, 75946), (2921, 73892), (3302, 65366), (3556, 60697), (3683, 58604), (4186, 51562), (4508, 47879), (4669, 46228), (5278, 40894), (5684, 37973), (5842, 36946), (6223, 34684), (6604, 32683), (7366, 29302), (8372, 25781), (8671, 24892), (9338, 23114), (10556, 20447), (11557, 18676), (11684, 18473), (12446, 17342), (14651, 14732)]