20578201308

素因数分解:

$2^2\times 3^5\times 7^3\times {\mathrm{61723}}^1$

素因数の和:61763

約数の個数: 144

約数和(自身を含む): 62909100800

約数和(自身を除く): 42330899492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 294, 324, 343, 378, 441, 486, 567, 588, 686, 756, 882, 972, 1029, 1134, 1323, 1372, 1701, 1764, 2058, 2268, 2646, 3087, 3402, 3969, 4116, 5292, 6174, 6804, 7938, 9261, 11907, 12348, 15876, 18522, 23814, 27783, 37044, 47628, 55566, 61723, 83349, 111132, 123446, 166698, 185169, 246892, 333396, 370338, 432061, 555507, 740676, 864122, 1111014, 1296183, 1666521, 1728244, 2222028, 2592366, 3024427, 3333042, 3888549, 4999563, 5184732, 6048854, 6666084, 7777098, 9073281, 9999126, 11665647, 12097708, 14998689, 15554196, 18146562, 19998252, 21170989, 23331294, 27219843, 29997378, 34996941, 36293124, 42341978, 46662588, 54439686, 59994756, 63512967, 69993882, 81659529, 84683956, 104990823, 108879372, 127025934, 139987764, 163319058, 190538901, 209981646, 244978587, 254051868, 326638116, 381077802, 419963292, 489957174, 571616703, 734935761, 762155604, 979914348, 1143233406, 1469871522, 1714850109, 2286466812, 2939743044, 3429700218, 5144550327, 6859400436, 10289100654, 20578201308]

約数ペア:

[(1, 20578201308), (2, 10289100654), (3, 6859400436), (4, 5144550327), (6, 3429700218), (7, 2939743044), (9, 2286466812), (12, 1714850109), (14, 1469871522), (18, 1143233406), (21, 979914348), (27, 762155604), (28, 734935761), (36, 571616703), (42, 489957174), (49, 419963292), (54, 381077802), (63, 326638116), (81, 254051868), (84, 244978587), (98, 209981646), (108, 190538901), (126, 163319058), (147, 139987764), (162, 127025934), (189, 108879372), (196, 104990823), (243, 84683956), (252, 81659529), (294, 69993882), (324, 63512967), (343, 59994756), (378, 54439686), (441, 46662588), (486, 42341978), (567, 36293124), (588, 34996941), (686, 29997378), (756, 27219843), (882, 23331294), (972, 21170989), (1029, 19998252), (1134, 18146562), (1323, 15554196), (1372, 14998689), (1701, 12097708), (1764, 11665647), (2058, 9999126), (2268, 9073281), (2646, 7777098), (3087, 6666084), (3402, 6048854), (3969, 5184732), (4116, 4999563), (5292, 3888549), (6174, 3333042), (6804, 3024427), (7938, 2592366), (9261, 2222028), (11907, 1728244), (12348, 1666521), (15876, 1296183), (18522, 1111014), (23814, 864122), (27783, 740676), (37044, 555507), (47628, 432061), (55566, 370338), (61723, 333396), (83349, 246892), (111132, 185169), (123446, 166698)]