238645728

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:729

約数の個数: 144

約数和(自身を含む): 728844480

約数和(自身を除く): 490198752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 79, 96, 102, 136, 144, 153, 158, 204, 237, 272, 288, 306, 316, 408, 474, 544, 612, 617, 632, 711, 816, 948, 1224, 1234, 1264, 1343, 1422, 1632, 1851, 1896, 2448, 2468, 2528, 2686, 2844, 3702, 3792, 4029, 4896, 4936, 5372, 5553, 5688, 7404, 7584, 8058, 9872, 10489, 10744, 11106, 11376, 12087, 14808, 16116, 19744, 20978, 21488, 22212, 22752, 24174, 29616, 31467, 32232, 41956, 42976, 44424, 48348, 48743, 59232, 62934, 64464, 83912, 88848, 94401, 96696, 97486, 125868, 128928, 146229, 167824, 177696, 188802, 193392, 194972, 251736, 292458, 335648, 377604, 386784, 389944, 438687, 503472, 584916, 755208, 779888, 828631, 877374, 1006944, 1169832, 1510416, 1559776, 1657262, 1754748, 2339664, 2485893, 3020832, 3314524, 3509496, 4679328, 4971786, 6629048, 7018992, 7457679, 9943572, 13258096, 14037984, 14915358, 19887144, 26516192, 29830716, 39774288, 59661432, 79548576, 119322864, 238645728]

約数ペア:

[(1, 238645728), (2, 119322864), (3, 79548576), (4, 59661432), (6, 39774288), (8, 29830716), (9, 26516192), (12, 19887144), (16, 14915358), (17, 14037984), (18, 13258096), (24, 9943572), (32, 7457679), (34, 7018992), (36, 6629048), (48, 4971786), (51, 4679328), (68, 3509496), (72, 3314524), (79, 3020832), (96, 2485893), (102, 2339664), (136, 1754748), (144, 1657262), (153, 1559776), (158, 1510416), (204, 1169832), (237, 1006944), (272, 877374), (288, 828631), (306, 779888), (316, 755208), (408, 584916), (474, 503472), (544, 438687), (612, 389944), (617, 386784), (632, 377604), (711, 335648), (816, 292458), (948, 251736), (1224, 194972), (1234, 193392), (1264, 188802), (1343, 177696), (1422, 167824), (1632, 146229), (1851, 128928), (1896, 125868), (2448, 97486), (2468, 96696), (2528, 94401), (2686, 88848), (2844, 83912), (3702, 64464), (3792, 62934), (4029, 59232), (4896, 48743), (4936, 48348), (5372, 44424), (5553, 42976), (5688, 41956), (7404, 32232), (7584, 31467), (8058, 29616), (9872, 24174), (10489, 22752), (10744, 22212), (11106, 21488), (11376, 20978), (12087, 19744), (14808, 16116)]