318795568

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1075

約数の個数: 120

約数和(自身を含む): 799532160

約数和(自身を除く): 480736592

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 49, 52, 56, 62, 91, 98, 104, 112, 124, 182, 196, 208, 217, 248, 364, 392, 403, 434, 496, 637, 728, 784, 806, 868, 1009, 1274, 1456, 1519, 1612, 1736, 2018, 2548, 2821, 3038, 3224, 3472, 4036, 5096, 5642, 6076, 6448, 7063, 8072, 10192, 11284, 12152, 13117, 14126, 16144, 19747, 22568, 24304, 26234, 28252, 31279, 39494, 45136, 49441, 52468, 56504, 62558, 78988, 91819, 98882, 104936, 113008, 125116, 157976, 183638, 197764, 209872, 218953, 250232, 315952, 367276, 395528, 406627, 437906, 500464, 642733, 734552, 791056, 813254, 875812, 1285466, 1469104, 1532671, 1626508, 1751624, 2570932, 2846389, 3065342, 3253016, 3503248, 5141864, 5692778, 6130684, 6506032, 10283728, 11385556, 12261368, 19924723, 22771112, 24522736, 39849446, 45542224, 79698892, 159397784, 318795568]

約数ペア:

[(1, 318795568), (2, 159397784), (4, 79698892), (7, 45542224), (8, 39849446), (13, 24522736), (14, 22771112), (16, 19924723), (26, 12261368), (28, 11385556), (31, 10283728), (49, 6506032), (52, 6130684), (56, 5692778), (62, 5141864), (91, 3503248), (98, 3253016), (104, 3065342), (112, 2846389), (124, 2570932), (182, 1751624), (196, 1626508), (208, 1532671), (217, 1469104), (248, 1285466), (364, 875812), (392, 813254), (403, 791056), (434, 734552), (496, 642733), (637, 500464), (728, 437906), (784, 406627), (806, 395528), (868, 367276), (1009, 315952), (1274, 250232), (1456, 218953), (1519, 209872), (1612, 197764), (1736, 183638), (2018, 157976), (2548, 125116), (2821, 113008), (3038, 104936), (3224, 98882), (3472, 91819), (4036, 78988), (5096, 62558), (5642, 56504), (6076, 52468), (6448, 49441), (7063, 45136), (8072, 39494), (10192, 31279), (11284, 28252), (12152, 26234), (13117, 24304), (14126, 22568), (16144, 19747)]