1280453508

素因数分解:

$2^2\times 3^7\times {\mathrm{197}}^1\times {\mathrm{743}}^1$

素因数の和:965

約数の個数: 96

約数和(自身を含む): 3382283520

約数和(自身を除く): 2101830012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 197, 243, 324, 394, 486, 591, 729, 743, 788, 972, 1182, 1458, 1486, 1773, 2187, 2229, 2364, 2916, 2972, 3546, 4374, 4458, 5319, 6687, 7092, 8748, 8916, 10638, 13374, 15957, 20061, 21276, 26748, 31914, 40122, 47871, 60183, 63828, 80244, 95742, 120366, 143613, 146371, 180549, 191484, 240732, 287226, 292742, 361098, 430839, 439113, 541647, 574452, 585484, 722196, 861678, 878226, 1083294, 1317339, 1624941, 1723356, 1756452, 2166588, 2634678, 3249882, 3952017, 5269356, 6499764, 7904034, 11856051, 15808068, 23712102, 35568153, 47424204, 71136306, 106704459, 142272612, 213408918, 320113377, 426817836, 640226754, 1280453508]

約数ペア:

[(1, 1280453508), (2, 640226754), (3, 426817836), (4, 320113377), (6, 213408918), (9, 142272612), (12, 106704459), (18, 71136306), (27, 47424204), (36, 35568153), (54, 23712102), (81, 15808068), (108, 11856051), (162, 7904034), (197, 6499764), (243, 5269356), (324, 3952017), (394, 3249882), (486, 2634678), (591, 2166588), (729, 1756452), (743, 1723356), (788, 1624941), (972, 1317339), (1182, 1083294), (1458, 878226), (1486, 861678), (1773, 722196), (2187, 585484), (2229, 574452), (2364, 541647), (2916, 439113), (2972, 430839), (3546, 361098), (4374, 292742), (4458, 287226), (5319, 240732), (6687, 191484), (7092, 180549), (8748, 146371), (8916, 143613), (10638, 120366), (13374, 95742), (15957, 80244), (20061, 63828), (21276, 60183), (26748, 47871), (31914, 40122)]