420173628

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 192

約数和(自身を含む): 1225728000

約数和(自身を除く): 805554372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 37, 42, 49, 62, 74, 84, 89, 93, 98, 111, 124, 147, 148, 178, 186, 196, 217, 222, 259, 267, 294, 343, 356, 372, 434, 444, 518, 534, 588, 623, 651, 686, 777, 868, 1029, 1036, 1068, 1147, 1246, 1302, 1372, 1519, 1554, 1813, 1869, 2058, 2294, 2492, 2604, 2759, 3038, 3108, 3293, 3441, 3626, 3738, 4116, 4361, 4557, 4588, 5439, 5518, 6076, 6586, 6882, 7252, 7476, 8029, 8277, 8722, 9114, 9879, 10633, 10878, 11036, 12691, 13083, 13172, 13764, 16058, 16554, 17444, 18228, 19313, 19758, 21266, 21756, 23051, 24087, 25382, 26166, 30527, 31899, 32116, 33108, 38073, 38626, 39516, 42532, 46102, 48174, 50764, 52332, 56203, 57939, 61054, 63798, 69153, 76146, 77252, 91581, 92204, 96348, 102083, 112406, 115878, 122108, 127596, 135191, 138306, 152292, 161357, 168609, 183162, 204166, 224812, 231756, 270382, 276612, 306249, 322714, 337218, 366324, 393421, 405573, 408332, 484071, 540764, 612498, 645428, 674436, 714581, 786842, 811146, 946337, 968142, 1129499, 1180263, 1224996, 1429162, 1573684, 1622292, 1892674, 1936284, 2143743, 2258998, 2360526, 2839011, 2858324, 3388497, 3785348, 4287486, 4517996, 4721052, 5002067, 5678022, 6776994, 8574972, 10004134, 11356044, 13553988, 15006201, 20008268, 30012402, 35014469, 60024804, 70028938, 105043407, 140057876, 210086814, 420173628]

約数ペア:

[(1, 420173628), (2, 210086814), (3, 140057876), (4, 105043407), (6, 70028938), (7, 60024804), (12, 35014469), (14, 30012402), (21, 20008268), (28, 15006201), (31, 13553988), (37, 11356044), (42, 10004134), (49, 8574972), (62, 6776994), (74, 5678022), (84, 5002067), (89, 4721052), (93, 4517996), (98, 4287486), (111, 3785348), (124, 3388497), (147, 2858324), (148, 2839011), (178, 2360526), (186, 2258998), (196, 2143743), (217, 1936284), (222, 1892674), (259, 1622292), (267, 1573684), (294, 1429162), (343, 1224996), (356, 1180263), (372, 1129499), (434, 968142), (444, 946337), (518, 811146), (534, 786842), (588, 714581), (623, 674436), (651, 645428), (686, 612498), (777, 540764), (868, 484071), (1029, 408332), (1036, 405573), (1068, 393421), (1147, 366324), (1246, 337218), (1302, 322714), (1372, 306249), (1519, 276612), (1554, 270382), (1813, 231756), (1869, 224812), (2058, 204166), (2294, 183162), (2492, 168609), (2604, 161357), (2759, 152292), (3038, 138306), (3108, 135191), (3293, 127596), (3441, 122108), (3626, 115878), (3738, 112406), (4116, 102083), (4361, 96348), (4557, 92204), (4588, 91581), (5439, 77252), (5518, 76146), (6076, 69153), (6586, 63798), (6882, 61054), (7252, 57939), (7476, 56203), (8029, 52332), (8277, 50764), (8722, 48174), (9114, 46102), (9879, 42532), (10633, 39516), (10878, 38626), (11036, 38073), (12691, 33108), (13083, 32116), (13172, 31899), (13764, 30527), (16058, 26166), (16554, 25382), (17444, 24087), (18228, 23051), (19313, 21756), (19758, 21266)]