131445888

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{619}}^1$

素因数の和:722

約数の個数: 128

約数和(自身を含む): 404736000

約数和(自身を除く): 273290112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 79, 84, 96, 112, 128, 158, 168, 192, 224, 237, 316, 336, 384, 448, 474, 553, 619, 632, 672, 896, 948, 1106, 1238, 1264, 1344, 1659, 1857, 1896, 2212, 2476, 2528, 2688, 3318, 3714, 3792, 4333, 4424, 4952, 5056, 6636, 7428, 7584, 8666, 8848, 9904, 10112, 12999, 13272, 14856, 15168, 17332, 17696, 19808, 25998, 26544, 29712, 30336, 34664, 35392, 39616, 48901, 51996, 53088, 59424, 69328, 70784, 79232, 97802, 103992, 106176, 118848, 138656, 146703, 195604, 207984, 212352, 237696, 277312, 293406, 342307, 391208, 415968, 554624, 586812, 684614, 782416, 831936, 1026921, 1173624, 1369228, 1564832, 1663872, 2053842, 2347248, 2738456, 3129664, 4107684, 4694496, 5476912, 6259328, 8215368, 9388992, 10953824, 16430736, 18777984, 21907648, 32861472, 43815296, 65722944, 131445888]

約数ペア:

[(1, 131445888), (2, 65722944), (3, 43815296), (4, 32861472), (6, 21907648), (7, 18777984), (8, 16430736), (12, 10953824), (14, 9388992), (16, 8215368), (21, 6259328), (24, 5476912), (28, 4694496), (32, 4107684), (42, 3129664), (48, 2738456), (56, 2347248), (64, 2053842), (79, 1663872), (84, 1564832), (96, 1369228), (112, 1173624), (128, 1026921), (158, 831936), (168, 782416), (192, 684614), (224, 586812), (237, 554624), (316, 415968), (336, 391208), (384, 342307), (448, 293406), (474, 277312), (553, 237696), (619, 212352), (632, 207984), (672, 195604), (896, 146703), (948, 138656), (1106, 118848), (1238, 106176), (1264, 103992), (1344, 97802), (1659, 79232), (1857, 70784), (1896, 69328), (2212, 59424), (2476, 53088), (2528, 51996), (2688, 48901), (3318, 39616), (3714, 35392), (3792, 34664), (4333, 30336), (4424, 29712), (4952, 26544), (5056, 25998), (6636, 19808), (7428, 17696), (7584, 17332), (8666, 15168), (8848, 14856), (9904, 13272), (10112, 12999)]