338996944

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{647}}^1$

素因数の和:908

約数の個数: 80

約数和(自身を含む): 776200320

約数和(自身を除く): 437203376

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 229, 286, 458, 572, 647, 916, 1144, 1294, 1832, 2288, 2519, 2588, 2977, 3664, 5038, 5176, 5954, 7117, 8411, 10076, 10352, 11908, 14234, 16822, 20152, 23816, 28468, 32747, 33644, 40304, 47632, 56936, 65494, 67288, 92521, 113872, 130988, 134576, 148163, 185042, 261976, 296326, 370084, 523952, 592652, 740168, 1185304, 1480336, 1629793, 1926119, 2370608, 3259586, 3852238, 6519172, 7704476, 13038344, 15408952, 21187309, 26076688, 30817904, 42374618, 84749236, 169498472, 338996944]

約数ペア:

[(1, 338996944), (2, 169498472), (4, 84749236), (8, 42374618), (11, 30817904), (13, 26076688), (16, 21187309), (22, 15408952), (26, 13038344), (44, 7704476), (52, 6519172), (88, 3852238), (104, 3259586), (143, 2370608), (176, 1926119), (208, 1629793), (229, 1480336), (286, 1185304), (458, 740168), (572, 592652), (647, 523952), (916, 370084), (1144, 296326), (1294, 261976), (1832, 185042), (2288, 148163), (2519, 134576), (2588, 130988), (2977, 113872), (3664, 92521), (5038, 67288), (5176, 65494), (5954, 56936), (7117, 47632), (8411, 40304), (10076, 33644), (10352, 32747), (11908, 28468), (14234, 23816), (16822, 20152)]