127125544

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 312238080

約数和(自身を除く): 185112536

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 43, 52, 56, 62, 86, 91, 104, 124, 131, 172, 182, 217, 248, 262, 301, 344, 364, 403, 434, 524, 559, 602, 728, 806, 868, 917, 1048, 1118, 1204, 1333, 1612, 1703, 1736, 1834, 2236, 2408, 2666, 2821, 3224, 3406, 3668, 3913, 4061, 4472, 5332, 5633, 5642, 6812, 7336, 7826, 8122, 9331, 10664, 11266, 11284, 11921, 13624, 15652, 16244, 17329, 18662, 22532, 22568, 23842, 28427, 31304, 32488, 34658, 37324, 39431, 45064, 47684, 52793, 56854, 69316, 73229, 74648, 78862, 95368, 105586, 113708, 121303, 138632, 146458, 157724, 174623, 211172, 227416, 242606, 292916, 315448, 349246, 369551, 422344, 485212, 512603, 585832, 698492, 739102, 970424, 1025206, 1222361, 1396984, 1478204, 2050412, 2270099, 2444722, 2956408, 4100824, 4540198, 4889444, 9080396, 9778888, 15890693, 18160792, 31781386, 63562772, 127125544]

約数ペア:

[(1, 127125544), (2, 63562772), (4, 31781386), (7, 18160792), (8, 15890693), (13, 9778888), (14, 9080396), (26, 4889444), (28, 4540198), (31, 4100824), (43, 2956408), (52, 2444722), (56, 2270099), (62, 2050412), (86, 1478204), (91, 1396984), (104, 1222361), (124, 1025206), (131, 970424), (172, 739102), (182, 698492), (217, 585832), (248, 512603), (262, 485212), (301, 422344), (344, 369551), (364, 349246), (403, 315448), (434, 292916), (524, 242606), (559, 227416), (602, 211172), (728, 174623), (806, 157724), (868, 146458), (917, 138632), (1048, 121303), (1118, 113708), (1204, 105586), (1333, 95368), (1612, 78862), (1703, 74648), (1736, 73229), (1834, 69316), (2236, 56854), (2408, 52793), (2666, 47684), (2821, 45064), (3224, 39431), (3406, 37324), (3668, 34658), (3913, 32488), (4061, 31304), (4472, 28427), (5332, 23842), (5633, 22568), (5642, 22532), (6812, 18662), (7336, 17329), (7826, 16244), (8122, 15652), (9331, 13624), (10664, 11921), (11266, 11284)]