428245272

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21787}}^1$

素因数の和:21822

約数の個数: 128

約数和(自身を含む): 1464153600

約数和(自身を除く): 1035908328

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 117, 126, 156, 168, 182, 189, 216, 234, 252, 273, 312, 351, 364, 378, 468, 504, 546, 702, 728, 756, 819, 936, 1092, 1404, 1512, 1638, 2184, 2457, 2808, 3276, 4914, 6552, 9828, 19656, 21787, 43574, 65361, 87148, 130722, 152509, 174296, 196083, 261444, 283231, 305018, 392166, 457527, 522888, 566462, 588249, 610036, 784332, 849693, 915054, 1132924, 1176498, 1220072, 1372581, 1568664, 1699386, 1830108, 1982617, 2265848, 2352996, 2549079, 2745162, 3398772, 3660216, 3965234, 4117743, 4705992, 5098158, 5490324, 5947851, 6797544, 7647237, 7930468, 8235486, 10196316, 10980648, 11895702, 15294474, 15860936, 16470972, 17843553, 20392632, 23791404, 30588948, 32941944, 35687106, 47582808, 53530659, 61177896, 71374212, 107061318, 142748424, 214122636, 428245272]

約数ペア:

[(1, 428245272), (2, 214122636), (3, 142748424), (4, 107061318), (6, 71374212), (7, 61177896), (8, 53530659), (9, 47582808), (12, 35687106), (13, 32941944), (14, 30588948), (18, 23791404), (21, 20392632), (24, 17843553), (26, 16470972), (27, 15860936), (28, 15294474), (36, 11895702), (39, 10980648), (42, 10196316), (52, 8235486), (54, 7930468), (56, 7647237), (63, 6797544), (72, 5947851), (78, 5490324), (84, 5098158), (91, 4705992), (104, 4117743), (108, 3965234), (117, 3660216), (126, 3398772), (156, 2745162), (168, 2549079), (182, 2352996), (189, 2265848), (216, 1982617), (234, 1830108), (252, 1699386), (273, 1568664), (312, 1372581), (351, 1220072), (364, 1176498), (378, 1132924), (468, 915054), (504, 849693), (546, 784332), (702, 610036), (728, 588249), (756, 566462), (819, 522888), (936, 457527), (1092, 392166), (1404, 305018), (1512, 283231), (1638, 261444), (2184, 196083), (2457, 174296), (2808, 152509), (3276, 130722), (4914, 87148), (6552, 65361), (9828, 43574), (19656, 21787)]