155905386

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:268

約数の個数: 128

約数和(自身を含む): 405307392

約数和(自身を除く): 249402006

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 61, 62, 78, 91, 93, 122, 151, 182, 183, 186, 217, 273, 302, 366, 403, 427, 434, 453, 546, 651, 793, 806, 854, 906, 1057, 1209, 1281, 1302, 1586, 1891, 1963, 2114, 2379, 2418, 2562, 2821, 3171, 3782, 3926, 4681, 4758, 5551, 5642, 5673, 5889, 6342, 8463, 9211, 9362, 11102, 11346, 11778, 13237, 13741, 14043, 16653, 16926, 18422, 24583, 26474, 27482, 27633, 28086, 32767, 33306, 39711, 41223, 49166, 55266, 60853, 64477, 65534, 73749, 79422, 82446, 98301, 119743, 121706, 128954, 147498, 172081, 182559, 193431, 196602, 239486, 285541, 344162, 359229, 365118, 386862, 425971, 516243, 571082, 718458, 838201, 851942, 856623, 1032486, 1277913, 1676402, 1713246, 1998787, 2514603, 2555826, 3712033, 3997574, 5029206, 5996361, 7424066, 11136099, 11992722, 22272198, 25984231, 51968462, 77952693, 155905386]

約数ペア:

[(1, 155905386), (2, 77952693), (3, 51968462), (6, 25984231), (7, 22272198), (13, 11992722), (14, 11136099), (21, 7424066), (26, 5996361), (31, 5029206), (39, 3997574), (42, 3712033), (61, 2555826), (62, 2514603), (78, 1998787), (91, 1713246), (93, 1676402), (122, 1277913), (151, 1032486), (182, 856623), (183, 851942), (186, 838201), (217, 718458), (273, 571082), (302, 516243), (366, 425971), (403, 386862), (427, 365118), (434, 359229), (453, 344162), (546, 285541), (651, 239486), (793, 196602), (806, 193431), (854, 182559), (906, 172081), (1057, 147498), (1209, 128954), (1281, 121706), (1302, 119743), (1586, 98301), (1891, 82446), (1963, 79422), (2114, 73749), (2379, 65534), (2418, 64477), (2562, 60853), (2821, 55266), (3171, 49166), (3782, 41223), (3926, 39711), (4681, 33306), (4758, 32767), (5551, 28086), (5642, 27633), (5673, 27482), (5889, 26474), (6342, 24583), (8463, 18422), (9211, 16926), (9362, 16653), (11102, 14043), (11346, 13741), (11778, 13237)]