1239743816

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{47}}^2\times {\mathrm{73}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 2487733110

約数和(自身を除く): 1247989294

約数列:

[1, 2, 4, 8, 31, 47, 62, 73, 94, 124, 146, 188, 248, 292, 376, 584, 961, 1457, 1922, 2209, 2263, 2914, 3431, 3844, 4418, 4526, 5828, 6862, 7688, 8836, 9052, 11656, 13724, 17672, 18104, 27448, 45167, 68479, 70153, 90334, 106361, 136958, 140306, 161257, 180668, 212722, 273916, 280612, 322514, 361336, 425444, 547832, 561224, 645028, 850888, 1290056, 2122849, 3297191, 4245698, 4998967, 6594382, 8491396, 9997934, 13188764, 16982792, 19995868, 26377528, 39991736, 154967977, 309935954, 619871908, 1239743816]

約数ペア:

[(1, 1239743816), (2, 619871908), (4, 309935954), (8, 154967977), (31, 39991736), (47, 26377528), (62, 19995868), (73, 16982792), (94, 13188764), (124, 9997934), (146, 8491396), (188, 6594382), (248, 4998967), (292, 4245698), (376, 3297191), (584, 2122849), (961, 1290056), (1457, 850888), (1922, 645028), (2209, 561224), (2263, 547832), (2914, 425444), (3431, 361336), (3844, 322514), (4418, 280612), (4526, 273916), (5828, 212722), (6862, 180668), (7688, 161257), (8836, 140306), (9052, 136958), (11656, 106361), (13724, 90334), (17672, 70153), (18104, 68479), (27448, 45167)]