661036768

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{431}}^1$

素因数の和:656

約数の個数: 96

約数和(自身を含む): 1536288768

約数和(自身を除く): 875252000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 82, 112, 164, 167, 224, 287, 328, 334, 431, 574, 656, 668, 862, 1148, 1169, 1312, 1336, 1724, 2296, 2338, 2672, 3017, 3448, 4592, 4676, 5344, 6034, 6847, 6896, 9184, 9352, 12068, 13694, 13792, 17671, 18704, 24136, 27388, 35342, 37408, 47929, 48272, 54776, 70684, 71977, 95858, 96544, 109552, 123697, 141368, 143954, 191716, 219104, 247394, 282736, 287908, 383432, 494788, 503839, 565472, 575816, 766864, 989576, 1007678, 1151632, 1533728, 1979152, 2015356, 2303264, 2951057, 3958304, 4030712, 5902114, 8061424, 11804228, 16122848, 20657399, 23608456, 41314798, 47216912, 82629596, 94433824, 165259192, 330518384, 661036768]

約数ペア:

[(1, 661036768), (2, 330518384), (4, 165259192), (7, 94433824), (8, 82629596), (14, 47216912), (16, 41314798), (28, 23608456), (32, 20657399), (41, 16122848), (56, 11804228), (82, 8061424), (112, 5902114), (164, 4030712), (167, 3958304), (224, 2951057), (287, 2303264), (328, 2015356), (334, 1979152), (431, 1533728), (574, 1151632), (656, 1007678), (668, 989576), (862, 766864), (1148, 575816), (1169, 565472), (1312, 503839), (1336, 494788), (1724, 383432), (2296, 287908), (2338, 282736), (2672, 247394), (3017, 219104), (3448, 191716), (4592, 143954), (4676, 141368), (5344, 123697), (6034, 109552), (6847, 96544), (6896, 95858), (9184, 71977), (9352, 70684), (12068, 54776), (13694, 48272), (13792, 47929), (17671, 37408), (18704, 35342), (24136, 27388)]