245540456

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{503}}^1$

素因数の和:918

約数の個数: 64

約数和(自身を含む): 551577600

約数和(自身を除く): 306037144

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 379, 503, 644, 758, 1006, 1288, 1516, 2012, 2653, 3032, 3521, 4024, 5306, 7042, 8717, 10612, 11569, 14084, 17434, 21224, 23138, 28168, 34868, 46276, 61019, 69736, 80983, 92552, 122038, 161966, 190637, 244076, 323932, 381274, 488152, 647864, 762548, 1334459, 1525096, 2668918, 4384651, 5337836, 8769302, 10675672, 17538604, 30692557, 35077208, 61385114, 122770228, 245540456]

約数ペア:

[(1, 245540456), (2, 122770228), (4, 61385114), (7, 35077208), (8, 30692557), (14, 17538604), (23, 10675672), (28, 8769302), (46, 5337836), (56, 4384651), (92, 2668918), (161, 1525096), (184, 1334459), (322, 762548), (379, 647864), (503, 488152), (644, 381274), (758, 323932), (1006, 244076), (1288, 190637), (1516, 161966), (2012, 122038), (2653, 92552), (3032, 80983), (3521, 69736), (4024, 61019), (5306, 46276), (7042, 34868), (8717, 28168), (10612, 23138), (11569, 21224), (14084, 17434)]