256190088

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{883}}^1$

素因数の和:1067

約数の個数: 128

約数和(自身を含む): 804510720

約数和(自身を除く): 548320632

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 157, 168, 231, 264, 308, 314, 462, 471, 616, 628, 883, 924, 942, 1099, 1256, 1727, 1766, 1848, 1884, 2198, 2649, 3297, 3454, 3532, 3768, 4396, 5181, 5298, 6181, 6594, 6908, 7064, 8792, 9713, 10362, 10596, 12089, 12362, 13188, 13816, 18543, 19426, 20724, 21192, 24178, 24724, 26376, 29139, 36267, 37086, 38852, 41448, 48356, 49448, 58278, 67991, 72534, 74172, 77704, 96712, 116556, 135982, 138631, 145068, 148344, 203973, 233112, 271964, 277262, 290136, 407946, 415893, 543928, 554524, 815892, 831786, 970417, 1109048, 1524941, 1631784, 1663572, 1940834, 2911251, 3049882, 3327144, 3881668, 4574823, 5822502, 6099764, 7763336, 9149646, 10674587, 11645004, 12199528, 18299292, 21349174, 23290008, 32023761, 36598584, 42698348, 64047522, 85396696, 128095044, 256190088]

約数ペア:

[(1, 256190088), (2, 128095044), (3, 85396696), (4, 64047522), (6, 42698348), (7, 36598584), (8, 32023761), (11, 23290008), (12, 21349174), (14, 18299292), (21, 12199528), (22, 11645004), (24, 10674587), (28, 9149646), (33, 7763336), (42, 6099764), (44, 5822502), (56, 4574823), (66, 3881668), (77, 3327144), (84, 3049882), (88, 2911251), (132, 1940834), (154, 1663572), (157, 1631784), (168, 1524941), (231, 1109048), (264, 970417), (308, 831786), (314, 815892), (462, 554524), (471, 543928), (616, 415893), (628, 407946), (883, 290136), (924, 277262), (942, 271964), (1099, 233112), (1256, 203973), (1727, 148344), (1766, 145068), (1848, 138631), (1884, 135982), (2198, 116556), (2649, 96712), (3297, 77704), (3454, 74172), (3532, 72534), (3768, 67991), (4396, 58278), (5181, 49448), (5298, 48356), (6181, 41448), (6594, 38852), (6908, 37086), (7064, 36267), (8792, 29139), (9713, 26376), (10362, 24724), (10596, 24178), (12089, 21192), (12362, 20724), (13188, 19426), (13816, 18543)]