128286704

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:383

約数の個数: 120

約数和(自身を含む): 320010768

約数和(自身を除く): 191724064

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 41, 49, 52, 56, 82, 91, 98, 104, 112, 164, 182, 196, 208, 287, 307, 328, 364, 392, 533, 574, 614, 637, 656, 728, 784, 1066, 1148, 1228, 1274, 1456, 2009, 2132, 2149, 2296, 2456, 2548, 3731, 3991, 4018, 4264, 4298, 4592, 4912, 5096, 7462, 7982, 8036, 8528, 8596, 10192, 12587, 14924, 15043, 15964, 16072, 17192, 25174, 26117, 27937, 29848, 30086, 31928, 32144, 34384, 50348, 52234, 55874, 59696, 60172, 63856, 88109, 100696, 104468, 111748, 120344, 163631, 176218, 195559, 201392, 208936, 223496, 240688, 327262, 352436, 391118, 417872, 446992, 616763, 654524, 704872, 782236, 1145417, 1233526, 1309048, 1409744, 1564472, 2290834, 2467052, 2618096, 3128944, 4581668, 4934104, 8017919, 9163336, 9868208, 16035838, 18326672, 32071676, 64143352, 128286704]

約数ペア:

[(1, 128286704), (2, 64143352), (4, 32071676), (7, 18326672), (8, 16035838), (13, 9868208), (14, 9163336), (16, 8017919), (26, 4934104), (28, 4581668), (41, 3128944), (49, 2618096), (52, 2467052), (56, 2290834), (82, 1564472), (91, 1409744), (98, 1309048), (104, 1233526), (112, 1145417), (164, 782236), (182, 704872), (196, 654524), (208, 616763), (287, 446992), (307, 417872), (328, 391118), (364, 352436), (392, 327262), (533, 240688), (574, 223496), (614, 208936), (637, 201392), (656, 195559), (728, 176218), (784, 163631), (1066, 120344), (1148, 111748), (1228, 104468), (1274, 100696), (1456, 88109), (2009, 63856), (2132, 60172), (2149, 59696), (2296, 55874), (2456, 52234), (2548, 50348), (3731, 34384), (3991, 32144), (4018, 31928), (4264, 30086), (4298, 29848), (4592, 27937), (4912, 26117), (5096, 25174), (7462, 17192), (7982, 16072), (8036, 15964), (8528, 15043), (8596, 14924), (10192, 12587)]