128541276

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:456

約数の個数: 96

約数和(自身を含む): 345945600

約数和(自身を除く): 217404324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 89, 108, 129, 172, 178, 258, 267, 311, 356, 387, 516, 534, 622, 774, 801, 933, 1068, 1161, 1244, 1548, 1602, 1866, 2322, 2403, 2799, 3204, 3732, 3827, 4644, 4806, 5598, 7654, 8397, 9612, 11196, 11481, 13373, 15308, 16794, 22962, 26746, 27679, 33588, 34443, 40119, 45924, 53492, 55358, 68886, 80238, 83037, 103329, 110716, 120357, 137772, 160476, 166074, 206658, 240714, 249111, 332148, 361071, 413316, 481428, 498222, 722142, 747333, 996444, 1190197, 1444284, 1494666, 2380394, 2989332, 3570591, 4760788, 7141182, 10711773, 14282364, 21423546, 32135319, 42847092, 64270638, 128541276]

約数ペア:

[(1, 128541276), (2, 64270638), (3, 42847092), (4, 32135319), (6, 21423546), (9, 14282364), (12, 10711773), (18, 7141182), (27, 4760788), (36, 3570591), (43, 2989332), (54, 2380394), (86, 1494666), (89, 1444284), (108, 1190197), (129, 996444), (172, 747333), (178, 722142), (258, 498222), (267, 481428), (311, 413316), (356, 361071), (387, 332148), (516, 249111), (534, 240714), (622, 206658), (774, 166074), (801, 160476), (933, 137772), (1068, 120357), (1161, 110716), (1244, 103329), (1548, 83037), (1602, 80238), (1866, 68886), (2322, 55358), (2403, 53492), (2799, 45924), (3204, 40119), (3732, 34443), (3827, 33588), (4644, 27679), (4806, 26746), (5598, 22962), (7654, 16794), (8397, 15308), (9612, 13373), (11196, 11481)]