20987940456

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{179}}^1\times {\mathrm{25849}}^1$

素因数の和:26053

約数の個数: 160

約数和(自身を含む): 67561560000

約数和(自身を除く): 46573619544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 179, 189, 216, 252, 324, 358, 378, 504, 537, 567, 648, 716, 756, 1074, 1134, 1253, 1432, 1512, 1611, 2148, 2268, 2506, 3222, 3759, 4296, 4536, 4833, 5012, 6444, 7518, 9666, 10024, 11277, 12888, 14499, 15036, 19332, 22554, 25849, 28998, 30072, 33831, 38664, 45108, 51698, 57996, 67662, 77547, 90216, 101493, 103396, 115992, 135324, 155094, 180943, 202986, 206792, 232641, 270648, 310188, 361886, 405972, 465282, 542829, 620376, 697923, 723772, 811944, 930564, 1085658, 1395846, 1447544, 1628487, 1861128, 2093769, 2171316, 2791692, 3256974, 4187538, 4342632, 4626971, 4885461, 5583384, 6513948, 8375076, 9253942, 9770922, 13027896, 13880913, 14656383, 16750152, 18507884, 19541844, 27761826, 29312766, 32388797, 37015768, 39083688, 41642739, 55523652, 58625532, 64777594, 83285478, 97166391, 111047304, 117251064, 124928217, 129555188, 166570956, 194332782, 249856434, 259110376, 291499173, 333141912, 374784651, 388665564, 499712868, 582998346, 749569302, 777331128, 874497519, 999425736, 1165996692, 1499138604, 1748995038, 2331993384, 2623492557, 2998277208, 3497990076, 5246985114, 6995980152, 10493970228, 20987940456]

約数ペア:

[(1, 20987940456), (2, 10493970228), (3, 6995980152), (4, 5246985114), (6, 3497990076), (7, 2998277208), (8, 2623492557), (9, 2331993384), (12, 1748995038), (14, 1499138604), (18, 1165996692), (21, 999425736), (24, 874497519), (27, 777331128), (28, 749569302), (36, 582998346), (42, 499712868), (54, 388665564), (56, 374784651), (63, 333141912), (72, 291499173), (81, 259110376), (84, 249856434), (108, 194332782), (126, 166570956), (162, 129555188), (168, 124928217), (179, 117251064), (189, 111047304), (216, 97166391), (252, 83285478), (324, 64777594), (358, 58625532), (378, 55523652), (504, 41642739), (537, 39083688), (567, 37015768), (648, 32388797), (716, 29312766), (756, 27761826), (1074, 19541844), (1134, 18507884), (1253, 16750152), (1432, 14656383), (1512, 13880913), (1611, 13027896), (2148, 9770922), (2268, 9253942), (2506, 8375076), (3222, 6513948), (3759, 5583384), (4296, 4885461), (4536, 4626971), (4833, 4342632), (5012, 4187538), (6444, 3256974), (7518, 2791692), (9666, 2171316), (10024, 2093769), (11277, 1861128), (12888, 1628487), (14499, 1447544), (15036, 1395846), (19332, 1085658), (22554, 930564), (25849, 811944), (28998, 723772), (30072, 697923), (33831, 620376), (38664, 542829), (45108, 465282), (51698, 405972), (57996, 361886), (67662, 310188), (77547, 270648), (90216, 232641), (101493, 206792), (103396, 202986), (115992, 180943), (135324, 155094)]