28156639168

素因数分解:

$2^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1423}}^1\times {\mathrm{1523}}^1$

素因数の和:2994

約数の個数: 112

約数和(自身を含む): 66146964480

約数和(自身を除く): 37990325312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 203, 224, 232, 406, 448, 464, 812, 928, 1423, 1523, 1624, 1856, 2846, 3046, 3248, 5692, 6092, 6496, 9961, 10661, 11384, 12184, 12992, 19922, 21322, 22768, 24368, 39844, 41267, 42644, 44167, 45536, 48736, 79688, 82534, 85288, 88334, 91072, 97472, 159376, 165068, 170576, 176668, 288869, 309169, 318752, 330136, 341152, 353336, 577738, 618338, 637504, 660272, 682304, 706672, 1155476, 1236676, 1320544, 1413344, 2167229, 2310952, 2473352, 2641088, 2826688, 4334458, 4621904, 4946704, 8668916, 9243808, 9893408, 15170603, 17337832, 18487616, 19786816, 30341206, 34675664, 60682412, 62849641, 69351328, 121364824, 125699282, 138702656, 242729648, 251398564, 439947487, 485459296, 502797128, 879894974, 970918592, 1005594256, 1759789948, 2011188512, 3519579896, 4022377024, 7039159792, 14078319584, 28156639168]

約数ペア:

[(1, 28156639168), (2, 14078319584), (4, 7039159792), (7, 4022377024), (8, 3519579896), (14, 2011188512), (16, 1759789948), (28, 1005594256), (29, 970918592), (32, 879894974), (56, 502797128), (58, 485459296), (64, 439947487), (112, 251398564), (116, 242729648), (203, 138702656), (224, 125699282), (232, 121364824), (406, 69351328), (448, 62849641), (464, 60682412), (812, 34675664), (928, 30341206), (1423, 19786816), (1523, 18487616), (1624, 17337832), (1856, 15170603), (2846, 9893408), (3046, 9243808), (3248, 8668916), (5692, 4946704), (6092, 4621904), (6496, 4334458), (9961, 2826688), (10661, 2641088), (11384, 2473352), (12184, 2310952), (12992, 2167229), (19922, 1413344), (21322, 1320544), (22768, 1236676), (24368, 1155476), (39844, 706672), (41267, 682304), (42644, 660272), (44167, 637504), (45536, 618338), (48736, 577738), (79688, 353336), (82534, 341152), (85288, 330136), (88334, 318752), (91072, 309169), (97472, 288869), (159376, 176668), (165068, 170576)]