72404948

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 108

約数和(自身を含む): 168116256

約数和(自身を除く): 95711308

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 49, 71, 77, 86, 98, 121, 142, 154, 172, 196, 242, 284, 301, 308, 473, 484, 497, 539, 602, 781, 847, 946, 994, 1078, 1204, 1562, 1694, 1892, 1988, 2107, 2156, 3053, 3124, 3311, 3388, 3479, 4214, 5203, 5467, 5929, 6106, 6622, 6958, 8428, 8591, 10406, 10934, 11858, 12212, 13244, 13916, 17182, 20812, 21371, 21868, 23177, 23716, 33583, 34364, 36421, 38269, 42742, 46354, 60137, 67166, 72842, 76538, 85484, 92708, 120274, 134332, 145684, 149597, 153076, 235081, 240548, 254947, 299194, 369413, 420959, 470162, 509894, 598388, 738826, 841918, 940324, 1019788, 1477652, 1645567, 1683836, 2585891, 3291134, 5171782, 6582268, 10343564, 18101237, 36202474, 72404948]

約数ペア:

[(1, 72404948), (2, 36202474), (4, 18101237), (7, 10343564), (11, 6582268), (14, 5171782), (22, 3291134), (28, 2585891), (43, 1683836), (44, 1645567), (49, 1477652), (71, 1019788), (77, 940324), (86, 841918), (98, 738826), (121, 598388), (142, 509894), (154, 470162), (172, 420959), (196, 369413), (242, 299194), (284, 254947), (301, 240548), (308, 235081), (473, 153076), (484, 149597), (497, 145684), (539, 134332), (602, 120274), (781, 92708), (847, 85484), (946, 76538), (994, 72842), (1078, 67166), (1204, 60137), (1562, 46354), (1694, 42742), (1892, 38269), (1988, 36421), (2107, 34364), (2156, 33583), (3053, 23716), (3124, 23177), (3311, 21868), (3388, 21371), (3479, 20812), (4214, 17182), (5203, 13916), (5467, 13244), (5929, 12212), (6106, 11858), (6622, 10934), (6958, 10406), (8428, 8591)]