263536728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1801}}^1$

素因数の和:1897

約数の個数: 128

約数和(自身を含む): 823441920

約数和(自身を除く): 559905192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 67, 78, 84, 91, 104, 134, 156, 168, 182, 201, 268, 273, 312, 364, 402, 469, 536, 546, 728, 804, 871, 938, 1092, 1407, 1608, 1742, 1801, 1876, 2184, 2613, 2814, 3484, 3602, 3752, 5226, 5403, 5628, 6097, 6968, 7204, 10452, 10806, 11256, 12194, 12607, 14408, 18291, 20904, 21612, 23413, 24388, 25214, 36582, 37821, 43224, 46826, 48776, 50428, 70239, 73164, 75642, 93652, 100856, 120667, 140478, 146328, 151284, 163891, 187304, 241334, 280956, 302568, 327782, 362001, 482668, 491673, 561912, 655564, 724002, 844669, 965336, 983346, 1311128, 1448004, 1568671, 1689338, 1966692, 2534007, 2896008, 3137342, 3378676, 3933384, 4706013, 5068014, 6274684, 6757352, 9412026, 10136028, 10980697, 12549368, 18824052, 20272056, 21961394, 32942091, 37648104, 43922788, 65884182, 87845576, 131768364, 263536728]

約数ペア:

[(1, 263536728), (2, 131768364), (3, 87845576), (4, 65884182), (6, 43922788), (7, 37648104), (8, 32942091), (12, 21961394), (13, 20272056), (14, 18824052), (21, 12549368), (24, 10980697), (26, 10136028), (28, 9412026), (39, 6757352), (42, 6274684), (52, 5068014), (56, 4706013), (67, 3933384), (78, 3378676), (84, 3137342), (91, 2896008), (104, 2534007), (134, 1966692), (156, 1689338), (168, 1568671), (182, 1448004), (201, 1311128), (268, 983346), (273, 965336), (312, 844669), (364, 724002), (402, 655564), (469, 561912), (536, 491673), (546, 482668), (728, 362001), (804, 327782), (871, 302568), (938, 280956), (1092, 241334), (1407, 187304), (1608, 163891), (1742, 151284), (1801, 146328), (1876, 140478), (2184, 120667), (2613, 100856), (2814, 93652), (3484, 75642), (3602, 73164), (3752, 70239), (5226, 50428), (5403, 48776), (5628, 46826), (6097, 43224), (6968, 37821), (7204, 36582), (10452, 25214), (10806, 24388), (11256, 23413), (12194, 21612), (12607, 20904), (14408, 18291)]