248505712

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:751

約数の個数: 120

約数和(自身を含む): 628114560

約数和(自身を除く): 379608848

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 169, 182, 208, 247, 266, 304, 338, 364, 494, 532, 676, 691, 728, 988, 1064, 1183, 1352, 1382, 1456, 1729, 1976, 2128, 2366, 2704, 2764, 3211, 3458, 3952, 4732, 4837, 5528, 6422, 6916, 8983, 9464, 9674, 11056, 12844, 13129, 13832, 17966, 18928, 19348, 22477, 25688, 26258, 27664, 35932, 38696, 44954, 51376, 52516, 62881, 71864, 77392, 89908, 91903, 105032, 116779, 125762, 143728, 170677, 179816, 183806, 210064, 233558, 251524, 341354, 359632, 367612, 467116, 503048, 682708, 735224, 817453, 934232, 1006096, 1194739, 1365416, 1470448, 1634906, 1868464, 2218801, 2389478, 2730832, 3269812, 4437602, 4778956, 6539624, 8875204, 9557912, 13079248, 15531607, 17750408, 19115824, 31063214, 35500816, 62126428, 124252856, 248505712]

約数ペア:

[(1, 248505712), (2, 124252856), (4, 62126428), (7, 35500816), (8, 31063214), (13, 19115824), (14, 17750408), (16, 15531607), (19, 13079248), (26, 9557912), (28, 8875204), (38, 6539624), (52, 4778956), (56, 4437602), (76, 3269812), (91, 2730832), (104, 2389478), (112, 2218801), (133, 1868464), (152, 1634906), (169, 1470448), (182, 1365416), (208, 1194739), (247, 1006096), (266, 934232), (304, 817453), (338, 735224), (364, 682708), (494, 503048), (532, 467116), (676, 367612), (691, 359632), (728, 341354), (988, 251524), (1064, 233558), (1183, 210064), (1352, 183806), (1382, 179816), (1456, 170677), (1729, 143728), (1976, 125762), (2128, 116779), (2366, 105032), (2704, 91903), (2764, 89908), (3211, 77392), (3458, 71864), (3952, 62881), (4732, 52516), (4837, 51376), (5528, 44954), (6422, 38696), (6916, 35932), (8983, 27664), (9464, 26258), (9674, 25688), (11056, 22477), (12844, 19348), (13129, 18928), (13832, 17966)]