256021332

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 697761792

約数和(自身を除く): 441740460

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 103, 127, 206, 233, 254, 309, 381, 412, 466, 508, 618, 699, 721, 762, 889, 932, 1236, 1398, 1442, 1524, 1631, 1778, 2163, 2667, 2796, 2884, 3262, 3556, 4326, 4893, 5334, 6524, 8652, 9786, 10668, 13081, 19572, 23999, 26162, 29591, 39243, 47998, 52324, 59182, 71997, 78486, 88773, 91567, 95996, 118364, 143994, 156972, 167993, 177546, 183134, 207137, 274701, 287988, 335986, 355092, 366268, 414274, 503979, 549402, 621411, 671972, 828548, 1007958, 1098804, 1242822, 2015916, 2485644, 3047873, 6095746, 9143619, 12191492, 18287238, 21335111, 36574476, 42670222, 64005333, 85340444, 128010666, 256021332]

約数ペア:

[(1, 256021332), (2, 128010666), (3, 85340444), (4, 64005333), (6, 42670222), (7, 36574476), (12, 21335111), (14, 18287238), (21, 12191492), (28, 9143619), (42, 6095746), (84, 3047873), (103, 2485644), (127, 2015916), (206, 1242822), (233, 1098804), (254, 1007958), (309, 828548), (381, 671972), (412, 621411), (466, 549402), (508, 503979), (618, 414274), (699, 366268), (721, 355092), (762, 335986), (889, 287988), (932, 274701), (1236, 207137), (1398, 183134), (1442, 177546), (1524, 167993), (1631, 156972), (1778, 143994), (2163, 118364), (2667, 95996), (2796, 91567), (2884, 88773), (3262, 78486), (3556, 71997), (4326, 59182), (4893, 52324), (5334, 47998), (6524, 39243), (8652, 29591), (9786, 26162), (10668, 23999), (13081, 19572)]