12938940

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{163}}^1$

素因数の和:198

約数の個数: 180

約数和(自身を含む): 47506536

約数和(自身を除く): 34567596

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 163, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 326, 378, 405, 420, 441, 489, 490, 540, 567, 588, 630, 652, 735, 756, 810, 815, 882, 945, 978, 980, 1134, 1141, 1260, 1323, 1467, 1470, 1620, 1630, 1764, 1890, 1956, 2205, 2268, 2282, 2445, 2646, 2835, 2934, 2940, 3260, 3423, 3780, 3969, 4401, 4410, 4564, 4890, 5292, 5670, 5705, 5868, 6615, 6846, 7335, 7938, 7987, 8802, 8820, 9780, 10269, 11340, 11410, 13203, 13230, 13692, 14670, 15876, 15974, 17115, 17604, 19845, 20538, 22005, 22820, 23961, 26406, 26460, 29340, 30807, 31948, 34230, 39690, 39935, 41076, 44010, 47922, 51345, 52812, 61614, 66015, 68460, 71883, 79380, 79870, 88020, 92421, 95844, 102690, 119805, 123228, 132030, 143766, 154035, 159740, 184842, 205380, 215649, 239610, 264060, 287532, 308070, 359415, 369684, 431298, 462105, 479220, 616140, 646947, 718830, 862596, 924210, 1078245, 1293894, 1437660, 1848420, 2156490, 2587788, 3234735, 4312980, 6469470, 12938940]

約数ペア:

[(1, 12938940), (2, 6469470), (3, 4312980), (4, 3234735), (5, 2587788), (6, 2156490), (7, 1848420), (9, 1437660), (10, 1293894), (12, 1078245), (14, 924210), (15, 862596), (18, 718830), (20, 646947), (21, 616140), (27, 479220), (28, 462105), (30, 431298), (35, 369684), (36, 359415), (42, 308070), (45, 287532), (49, 264060), (54, 239610), (60, 215649), (63, 205380), (70, 184842), (81, 159740), (84, 154035), (90, 143766), (98, 132030), (105, 123228), (108, 119805), (126, 102690), (135, 95844), (140, 92421), (147, 88020), (162, 79870), (163, 79380), (180, 71883), (189, 68460), (196, 66015), (210, 61614), (245, 52812), (252, 51345), (270, 47922), (294, 44010), (315, 41076), (324, 39935), (326, 39690), (378, 34230), (405, 31948), (420, 30807), (441, 29340), (489, 26460), (490, 26406), (540, 23961), (567, 22820), (588, 22005), (630, 20538), (652, 19845), (735, 17604), (756, 17115), (810, 15974), (815, 15876), (882, 14670), (945, 13692), (978, 13230), (980, 13203), (1134, 11410), (1141, 11340), (1260, 10269), (1323, 9780), (1467, 8820), (1470, 8802), (1620, 7987), (1630, 7938), (1764, 7335), (1890, 6846), (1956, 6615), (2205, 5868), (2268, 5705), (2282, 5670), (2445, 5292), (2646, 4890), (2835, 4564), (2934, 4410), (2940, 4401), (3260, 3969), (3423, 3780)]