491090544

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{881}}^1$

素因数の和:988

約数の個数: 180

約数和(自身を含む): 1620833760

約数和(自身を除く): 1129743216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 79, 84, 98, 112, 126, 144, 147, 158, 168, 196, 237, 252, 294, 316, 336, 392, 441, 474, 504, 553, 588, 632, 711, 784, 881, 882, 948, 1008, 1106, 1176, 1264, 1422, 1659, 1762, 1764, 1896, 2212, 2352, 2643, 2844, 3318, 3524, 3528, 3792, 3871, 4424, 4977, 5286, 5688, 6167, 6636, 7048, 7056, 7742, 7929, 8848, 9954, 10572, 11376, 11613, 12334, 13272, 14096, 15484, 15858, 18501, 19908, 21144, 23226, 24668, 26544, 30968, 31716, 34839, 37002, 39816, 42288, 43169, 46452, 49336, 55503, 61936, 63432, 69599, 69678, 74004, 79632, 86338, 92904, 98672, 111006, 126864, 129507, 139198, 139356, 148008, 172676, 185808, 208797, 222012, 259014, 278396, 278712, 296016, 345352, 388521, 417594, 444024, 487193, 518028, 556792, 557424, 626391, 690704, 777042, 835188, 888048, 974386, 1036056, 1113584, 1252782, 1461579, 1554084, 1670376, 1948772, 2072112, 2505564, 2923158, 3108168, 3340752, 3410351, 3897544, 4384737, 5011128, 5846316, 6216336, 6820702, 7795088, 8769474, 10022256, 10231053, 11692632, 13641404, 17538948, 20462106, 23385264, 27282808, 30693159, 35077896, 40924212, 54565616, 61386318, 70155792, 81848424, 122772636, 163696848, 245545272, 491090544]

約数ペア:

[(1, 491090544), (2, 245545272), (3, 163696848), (4, 122772636), (6, 81848424), (7, 70155792), (8, 61386318), (9, 54565616), (12, 40924212), (14, 35077896), (16, 30693159), (18, 27282808), (21, 23385264), (24, 20462106), (28, 17538948), (36, 13641404), (42, 11692632), (48, 10231053), (49, 10022256), (56, 8769474), (63, 7795088), (72, 6820702), (79, 6216336), (84, 5846316), (98, 5011128), (112, 4384737), (126, 3897544), (144, 3410351), (147, 3340752), (158, 3108168), (168, 2923158), (196, 2505564), (237, 2072112), (252, 1948772), (294, 1670376), (316, 1554084), (336, 1461579), (392, 1252782), (441, 1113584), (474, 1036056), (504, 974386), (553, 888048), (588, 835188), (632, 777042), (711, 690704), (784, 626391), (881, 557424), (882, 556792), (948, 518028), (1008, 487193), (1106, 444024), (1176, 417594), (1264, 388521), (1422, 345352), (1659, 296016), (1762, 278712), (1764, 278396), (1896, 259014), (2212, 222012), (2352, 208797), (2643, 185808), (2844, 172676), (3318, 148008), (3524, 139356), (3528, 139198), (3792, 129507), (3871, 126864), (4424, 111006), (4977, 98672), (5286, 92904), (5688, 86338), (6167, 79632), (6636, 74004), (7048, 69678), (7056, 69599), (7742, 63432), (7929, 61936), (8848, 55503), (9954, 49336), (10572, 46452), (11376, 43169), (11613, 42288), (12334, 39816), (13272, 37002), (14096, 34839), (15484, 31716), (15858, 30968), (18501, 26544), (19908, 24668), (21144, 23226)]