381581728

素因数分解:

$2^5\times {\mathrm{11}}^3\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 906087168

約数和(自身を除く): 524505440

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 32, 34, 44, 62, 68, 88, 121, 124, 136, 176, 187, 242, 248, 272, 289, 341, 352, 374, 484, 496, 527, 544, 578, 682, 748, 968, 992, 1054, 1156, 1331, 1364, 1496, 1936, 2057, 2108, 2312, 2662, 2728, 2992, 3179, 3751, 3872, 4114, 4216, 4624, 5324, 5456, 5797, 5984, 6358, 7502, 8228, 8432, 8959, 9248, 10648, 10912, 11594, 12716, 15004, 16456, 16864, 17918, 21296, 22627, 23188, 25432, 30008, 32912, 34969, 35836, 41261, 42592, 45254, 46376, 50864, 60016, 63767, 65824, 69938, 71672, 82522, 90508, 92752, 98549, 101728, 120032, 127534, 139876, 143344, 165044, 181016, 185504, 197098, 255068, 279752, 286688, 330088, 362032, 384659, 394196, 510136, 559504, 660176, 701437, 724064, 769318, 788392, 1020272, 1084039, 1119008, 1320352, 1402874, 1538636, 1576784, 2040544, 2168078, 2805748, 3077272, 3153568, 4336156, 5611496, 6154544, 8672312, 11222992, 11924429, 12309088, 17344624, 22445984, 23848858, 34689248, 47697716, 95395432, 190790864, 381581728]

約数ペア:

[(1, 381581728), (2, 190790864), (4, 95395432), (8, 47697716), (11, 34689248), (16, 23848858), (17, 22445984), (22, 17344624), (31, 12309088), (32, 11924429), (34, 11222992), (44, 8672312), (62, 6154544), (68, 5611496), (88, 4336156), (121, 3153568), (124, 3077272), (136, 2805748), (176, 2168078), (187, 2040544), (242, 1576784), (248, 1538636), (272, 1402874), (289, 1320352), (341, 1119008), (352, 1084039), (374, 1020272), (484, 788392), (496, 769318), (527, 724064), (544, 701437), (578, 660176), (682, 559504), (748, 510136), (968, 394196), (992, 384659), (1054, 362032), (1156, 330088), (1331, 286688), (1364, 279752), (1496, 255068), (1936, 197098), (2057, 185504), (2108, 181016), (2312, 165044), (2662, 143344), (2728, 139876), (2992, 127534), (3179, 120032), (3751, 101728), (3872, 98549), (4114, 92752), (4216, 90508), (4624, 82522), (5324, 71672), (5456, 69938), (5797, 65824), (5984, 63767), (6358, 60016), (7502, 50864), (8228, 46376), (8432, 45254), (8959, 42592), (9248, 41261), (10648, 35836), (10912, 34969), (11594, 32912), (12716, 30008), (15004, 25432), (16456, 23188), (16864, 22627), (17918, 21296)]