320199156

素因数分解:

$2^2\times 3^5\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 882545664

約数和(自身を除く): 562346508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 47, 54, 81, 86, 94, 108, 129, 141, 162, 163, 172, 188, 243, 258, 282, 324, 326, 387, 423, 486, 489, 516, 564, 652, 774, 846, 972, 978, 1161, 1269, 1467, 1548, 1692, 1956, 2021, 2322, 2538, 2934, 3483, 3807, 4042, 4401, 4644, 5076, 5868, 6063, 6966, 7009, 7614, 7661, 8084, 8802, 10449, 11421, 12126, 13203, 13932, 14018, 15228, 15322, 17604, 18189, 20898, 21027, 22842, 22983, 24252, 26406, 28036, 30644, 36378, 39609, 41796, 42054, 45684, 45966, 52812, 54567, 63081, 68949, 72756, 79218, 84108, 91932, 109134, 126162, 137898, 158436, 163701, 189243, 206847, 218268, 252324, 275796, 327402, 329423, 378486, 413694, 491103, 567729, 620541, 654804, 658846, 756972, 827388, 982206, 988269, 1135458, 1241082, 1317692, 1703187, 1861623, 1964412, 1976538, 2270916, 2482164, 2964807, 3406374, 3723246, 3953076, 5929614, 6812748, 7446492, 8894421, 11859228, 17788842, 26683263, 35577684, 53366526, 80049789, 106733052, 160099578, 320199156]

約数ペア:

[(1, 320199156), (2, 160099578), (3, 106733052), (4, 80049789), (6, 53366526), (9, 35577684), (12, 26683263), (18, 17788842), (27, 11859228), (36, 8894421), (43, 7446492), (47, 6812748), (54, 5929614), (81, 3953076), (86, 3723246), (94, 3406374), (108, 2964807), (129, 2482164), (141, 2270916), (162, 1976538), (163, 1964412), (172, 1861623), (188, 1703187), (243, 1317692), (258, 1241082), (282, 1135458), (324, 988269), (326, 982206), (387, 827388), (423, 756972), (486, 658846), (489, 654804), (516, 620541), (564, 567729), (652, 491103), (774, 413694), (846, 378486), (972, 329423), (978, 327402), (1161, 275796), (1269, 252324), (1467, 218268), (1548, 206847), (1692, 189243), (1956, 163701), (2021, 158436), (2322, 137898), (2538, 126162), (2934, 109134), (3483, 91932), (3807, 84108), (4042, 79218), (4401, 72756), (4644, 68949), (5076, 63081), (5868, 54567), (6063, 52812), (6966, 45966), (7009, 45684), (7614, 42054), (7661, 41796), (8084, 39609), (8802, 36378), (10449, 30644), (11421, 28036), (12126, 26406), (13203, 24252), (13932, 22983), (14018, 22842), (15228, 21027), (15322, 20898), (17604, 18189)]