212415528

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:359

約数の個数: 128

約数和(自身を含む): 596090880

約数和(自身を除く): 383675352

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 43, 52, 71, 78, 86, 104, 129, 142, 156, 172, 213, 223, 258, 284, 312, 344, 426, 446, 516, 559, 568, 669, 852, 892, 923, 1032, 1118, 1338, 1677, 1704, 1784, 1846, 2236, 2676, 2769, 2899, 3053, 3354, 3692, 4472, 5352, 5538, 5798, 6106, 6708, 7384, 8697, 9159, 9589, 11076, 11596, 12212, 13416, 15833, 17394, 18318, 19178, 22152, 23192, 24424, 28767, 31666, 34788, 36636, 38356, 39689, 47499, 57534, 63332, 69576, 73272, 76712, 79378, 94998, 115068, 119067, 124657, 126664, 158756, 189996, 205829, 230136, 238134, 249314, 317512, 373971, 379992, 411658, 476268, 498628, 617487, 680819, 747942, 823316, 952536, 997256, 1234974, 1361638, 1495884, 1646632, 2042457, 2469948, 2723276, 2991768, 4084914, 4939896, 5446552, 8169828, 8850647, 16339656, 17701294, 26551941, 35402588, 53103882, 70805176, 106207764, 212415528]

約数ペア:

[(1, 212415528), (2, 106207764), (3, 70805176), (4, 53103882), (6, 35402588), (8, 26551941), (12, 17701294), (13, 16339656), (24, 8850647), (26, 8169828), (39, 5446552), (43, 4939896), (52, 4084914), (71, 2991768), (78, 2723276), (86, 2469948), (104, 2042457), (129, 1646632), (142, 1495884), (156, 1361638), (172, 1234974), (213, 997256), (223, 952536), (258, 823316), (284, 747942), (312, 680819), (344, 617487), (426, 498628), (446, 476268), (516, 411658), (559, 379992), (568, 373971), (669, 317512), (852, 249314), (892, 238134), (923, 230136), (1032, 205829), (1118, 189996), (1338, 158756), (1677, 126664), (1704, 124657), (1784, 119067), (1846, 115068), (2236, 94998), (2676, 79378), (2769, 76712), (2899, 73272), (3053, 69576), (3354, 63332), (3692, 57534), (4472, 47499), (5352, 39689), (5538, 38356), (5798, 36636), (6106, 34788), (6708, 31666), (7384, 28767), (8697, 24424), (9159, 23192), (9589, 22152), (11076, 19178), (11596, 18318), (12212, 17394), (13416, 15833)]