278364888

素因数分解:

$2^3\times 3^2\times {\mathrm{101}}^2\times {\mathrm{379}}^1$

素因数の和:593

約数の個数: 72

約数和(自身を含む): 763452300

約数和(自身を除く): 485087412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 101, 202, 303, 379, 404, 606, 758, 808, 909, 1137, 1212, 1516, 1818, 2274, 2424, 3032, 3411, 3636, 4548, 6822, 7272, 9096, 10201, 13644, 20402, 27288, 30603, 38279, 40804, 61206, 76558, 81608, 91809, 114837, 122412, 153116, 183618, 229674, 244824, 306232, 344511, 367236, 459348, 689022, 734472, 918696, 1378044, 2756088, 3866179, 7732358, 11598537, 15464716, 23197074, 30929432, 34795611, 46394148, 69591222, 92788296, 139182444, 278364888]

約数ペア:

[(1, 278364888), (2, 139182444), (3, 92788296), (4, 69591222), (6, 46394148), (8, 34795611), (9, 30929432), (12, 23197074), (18, 15464716), (24, 11598537), (36, 7732358), (72, 3866179), (101, 2756088), (202, 1378044), (303, 918696), (379, 734472), (404, 689022), (606, 459348), (758, 367236), (808, 344511), (909, 306232), (1137, 244824), (1212, 229674), (1516, 183618), (1818, 153116), (2274, 122412), (2424, 114837), (3032, 91809), (3411, 81608), (3636, 76558), (4548, 61206), (6822, 40804), (7272, 38279), (9096, 30603), (10201, 27288), (13644, 20402)]