251949204

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:316

約数の個数: 144

約数和(自身を含む): 721430528

約数和(自身を除く): 469481324

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 127, 156, 157, 162, 234, 243, 254, 314, 324, 351, 381, 468, 471, 486, 508, 628, 702, 762, 942, 972, 1053, 1143, 1404, 1413, 1524, 1651, 1884, 2041, 2106, 2286, 2826, 3159, 3302, 3429, 4082, 4212, 4239, 4572, 4953, 5652, 6123, 6318, 6604, 6858, 8164, 8478, 9906, 10287, 12246, 12636, 12717, 13716, 14859, 16956, 18369, 19812, 19939, 20574, 24492, 25434, 29718, 30861, 36738, 38151, 39878, 41148, 44577, 50868, 55107, 59436, 59817, 61722, 73476, 76302, 79756, 89154, 110214, 119634, 123444, 133731, 152604, 165321, 178308, 179451, 220428, 239268, 259207, 267462, 330642, 358902, 401193, 495963, 518414, 534924, 538353, 661284, 717804, 777621, 802386, 991926, 1036828, 1076706, 1555242, 1604772, 1615059, 1983852, 2153412, 2332863, 3110484, 3230118, 4665726, 4845177, 6460236, 6998589, 9331452, 9690354, 13997178, 19380708, 20995767, 27994356, 41991534, 62987301, 83983068, 125974602, 251949204]

約数ペア:

[(1, 251949204), (2, 125974602), (3, 83983068), (4, 62987301), (6, 41991534), (9, 27994356), (12, 20995767), (13, 19380708), (18, 13997178), (26, 9690354), (27, 9331452), (36, 6998589), (39, 6460236), (52, 4845177), (54, 4665726), (78, 3230118), (81, 3110484), (108, 2332863), (117, 2153412), (127, 1983852), (156, 1615059), (157, 1604772), (162, 1555242), (234, 1076706), (243, 1036828), (254, 991926), (314, 802386), (324, 777621), (351, 717804), (381, 661284), (468, 538353), (471, 534924), (486, 518414), (508, 495963), (628, 401193), (702, 358902), (762, 330642), (942, 267462), (972, 259207), (1053, 239268), (1143, 220428), (1404, 179451), (1413, 178308), (1524, 165321), (1651, 152604), (1884, 133731), (2041, 123444), (2106, 119634), (2286, 110214), (2826, 89154), (3159, 79756), (3302, 76302), (3429, 73476), (4082, 61722), (4212, 59817), (4239, 59436), (4572, 55107), (4953, 50868), (5652, 44577), (6123, 41148), (6318, 39878), (6604, 38151), (6858, 36738), (8164, 30861), (8478, 29718), (9906, 25434), (10287, 24492), (12246, 20574), (12636, 19939), (12717, 19812), (13716, 18369), (14859, 16956)]