130831456

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:141

約数の個数: 144

約数和(自身を含む): 326785536

約数和(自身を除く): 195954080

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 43, 47, 56, 68, 86, 94, 112, 119, 136, 172, 188, 224, 238, 272, 289, 301, 329, 344, 376, 476, 544, 578, 602, 658, 688, 731, 752, 799, 952, 1156, 1204, 1316, 1376, 1462, 1504, 1598, 1904, 2021, 2023, 2312, 2408, 2632, 2924, 3196, 3808, 4042, 4046, 4624, 4816, 5117, 5264, 5593, 5848, 6392, 8084, 8092, 9248, 9632, 10234, 10528, 11186, 11696, 12427, 12784, 13583, 14147, 16168, 16184, 20468, 22372, 23392, 24854, 25568, 27166, 28294, 32336, 32368, 34357, 40936, 44744, 49708, 54332, 56588, 64672, 64736, 68714, 81872, 86989, 89488, 95081, 99416, 108664, 113176, 137428, 163744, 173978, 178976, 190162, 198832, 217328, 226352, 240499, 274856, 347956, 380324, 397664, 434656, 452704, 480998, 549712, 584069, 695912, 760648, 961996, 1099424, 1168138, 1391824, 1521296, 1923992, 2336276, 2783648, 3042592, 3847984, 4088483, 4672552, 7695968, 8176966, 9345104, 16353932, 18690208, 32707864, 65415728, 130831456]

約数ペア:

[(1, 130831456), (2, 65415728), (4, 32707864), (7, 18690208), (8, 16353932), (14, 9345104), (16, 8176966), (17, 7695968), (28, 4672552), (32, 4088483), (34, 3847984), (43, 3042592), (47, 2783648), (56, 2336276), (68, 1923992), (86, 1521296), (94, 1391824), (112, 1168138), (119, 1099424), (136, 961996), (172, 760648), (188, 695912), (224, 584069), (238, 549712), (272, 480998), (289, 452704), (301, 434656), (329, 397664), (344, 380324), (376, 347956), (476, 274856), (544, 240499), (578, 226352), (602, 217328), (658, 198832), (688, 190162), (731, 178976), (752, 173978), (799, 163744), (952, 137428), (1156, 113176), (1204, 108664), (1316, 99416), (1376, 95081), (1462, 89488), (1504, 86989), (1598, 81872), (1904, 68714), (2021, 64736), (2023, 64672), (2312, 56588), (2408, 54332), (2632, 49708), (2924, 44744), (3196, 40936), (3808, 34357), (4042, 32368), (4046, 32336), (4624, 28294), (4816, 27166), (5117, 25568), (5264, 24854), (5593, 23392), (5848, 22372), (6392, 20468), (8084, 16184), (8092, 16168), (9248, 14147), (9632, 13583), (10234, 12784), (10528, 12427), (11186, 11696)]