2157991956

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{883}}^1$

素因数の和:1315

約数の個数: 120

約数和(自身を含む): 5960034080

約数和(自身を除く): 3802042124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 397, 513, 684, 794, 883, 1026, 1191, 1539, 1588, 1766, 2052, 2382, 2649, 3078, 3532, 3573, 4764, 5298, 6156, 7146, 7543, 7947, 10596, 10719, 14292, 15086, 15894, 16777, 21438, 22629, 23841, 30172, 31788, 32157, 33554, 42876, 45258, 47682, 50331, 64314, 67108, 67887, 71523, 90516, 95364, 100662, 128628, 135774, 143046, 150993, 201324, 203661, 271548, 286092, 301986, 350551, 407322, 452979, 603972, 610983, 701102, 814644, 905958, 1051653, 1221966, 1358937, 1402204, 1811916, 2103306, 2443932, 2717874, 3154959, 4206612, 5435748, 6309918, 6660469, 9464877, 12619836, 13320938, 18929754, 19981407, 26641876, 28394631, 37859508, 39962814, 56789262, 59944221, 79925628, 113578524, 119888442, 179832663, 239776884, 359665326, 539497989, 719330652, 1078995978, 2157991956]

約数ペア:

[(1, 2157991956), (2, 1078995978), (3, 719330652), (4, 539497989), (6, 359665326), (9, 239776884), (12, 179832663), (18, 119888442), (19, 113578524), (27, 79925628), (36, 59944221), (38, 56789262), (54, 39962814), (57, 37859508), (76, 28394631), (81, 26641876), (108, 19981407), (114, 18929754), (162, 13320938), (171, 12619836), (228, 9464877), (324, 6660469), (342, 6309918), (397, 5435748), (513, 4206612), (684, 3154959), (794, 2717874), (883, 2443932), (1026, 2103306), (1191, 1811916), (1539, 1402204), (1588, 1358937), (1766, 1221966), (2052, 1051653), (2382, 905958), (2649, 814644), (3078, 701102), (3532, 610983), (3573, 603972), (4764, 452979), (5298, 407322), (6156, 350551), (7146, 301986), (7543, 286092), (7947, 271548), (10596, 203661), (10719, 201324), (14292, 150993), (15086, 143046), (15894, 135774), (16777, 128628), (21438, 100662), (22629, 95364), (23841, 90516), (30172, 71523), (31788, 67887), (32157, 67108), (33554, 64314), (42876, 50331), (45258, 47682)]