905702868

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:547

約数の個数: 216

約数和(自身を含む): 2855754720

約数和(自身を除く): 1950051852

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 49, 57, 61, 63, 76, 84, 98, 114, 122, 126, 133, 147, 171, 183, 196, 228, 244, 252, 266, 294, 342, 366, 399, 427, 441, 443, 532, 549, 588, 684, 732, 798, 854, 882, 886, 931, 1098, 1159, 1197, 1281, 1329, 1596, 1708, 1764, 1772, 1862, 2196, 2318, 2394, 2562, 2658, 2793, 2989, 3101, 3477, 3724, 3843, 3987, 4636, 4788, 5124, 5316, 5586, 5978, 6202, 6954, 7686, 7974, 8113, 8379, 8417, 8967, 9303, 10431, 11172, 11956, 12404, 13908, 15372, 15948, 16226, 16758, 16834, 17934, 18606, 20862, 21707, 24339, 25251, 26901, 27023, 27909, 32452, 33516, 33668, 35868, 37212, 41724, 43414, 48678, 50502, 53802, 54046, 55818, 56791, 58919, 65121, 73017, 75753, 81069, 86828, 97356, 101004, 107604, 108092, 111636, 113582, 117838, 130242, 146034, 151506, 162138, 170373, 176757, 189161, 195363, 227164, 235676, 243207, 260484, 292068, 303012, 324276, 340746, 353514, 378322, 390726, 412433, 486414, 511119, 513437, 530271, 567483, 681492, 707028, 756644, 781452, 824866, 972828, 1022238, 1026874, 1060542, 1134966, 1237299, 1324127, 1540311, 1649732, 1702449, 2044476, 2053748, 2121084, 2269932, 2474598, 2648254, 3080622, 3404898, 3594059, 3711897, 3972381, 4620933, 4949196, 5296508, 6161244, 6809796, 7188118, 7423794, 7944762, 9241866, 10782177, 11917143, 14376236, 14847588, 15889524, 18483732, 21564354, 23834286, 25158413, 32346531, 43128708, 47668572, 50316826, 64693062, 75475239, 100633652, 129386124, 150950478, 226425717, 301900956, 452851434, 905702868]

約数ペア:

[(1, 905702868), (2, 452851434), (3, 301900956), (4, 226425717), (6, 150950478), (7, 129386124), (9, 100633652), (12, 75475239), (14, 64693062), (18, 50316826), (19, 47668572), (21, 43128708), (28, 32346531), (36, 25158413), (38, 23834286), (42, 21564354), (49, 18483732), (57, 15889524), (61, 14847588), (63, 14376236), (76, 11917143), (84, 10782177), (98, 9241866), (114, 7944762), (122, 7423794), (126, 7188118), (133, 6809796), (147, 6161244), (171, 5296508), (183, 4949196), (196, 4620933), (228, 3972381), (244, 3711897), (252, 3594059), (266, 3404898), (294, 3080622), (342, 2648254), (366, 2474598), (399, 2269932), (427, 2121084), (441, 2053748), (443, 2044476), (532, 1702449), (549, 1649732), (588, 1540311), (684, 1324127), (732, 1237299), (798, 1134966), (854, 1060542), (882, 1026874), (886, 1022238), (931, 972828), (1098, 824866), (1159, 781452), (1197, 756644), (1281, 707028), (1329, 681492), (1596, 567483), (1708, 530271), (1764, 513437), (1772, 511119), (1862, 486414), (2196, 412433), (2318, 390726), (2394, 378322), (2562, 353514), (2658, 340746), (2793, 324276), (2989, 303012), (3101, 292068), (3477, 260484), (3724, 243207), (3843, 235676), (3987, 227164), (4636, 195363), (4788, 189161), (5124, 176757), (5316, 170373), (5586, 162138), (5978, 151506), (6202, 146034), (6954, 130242), (7686, 117838), (7974, 113582), (8113, 111636), (8379, 108092), (8417, 107604), (8967, 101004), (9303, 97356), (10431, 86828), (11172, 81069), (11956, 75753), (12404, 73017), (13908, 65121), (15372, 58919), (15948, 56791), (16226, 55818), (16758, 54046), (16834, 53802), (17934, 50502), (18606, 48678), (20862, 43414), (21707, 41724), (24339, 37212), (25251, 35868), (26901, 33668), (27023, 33516), (27909, 32452)]