168737404

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 348566400

約数和(自身を除く): 179828996

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 59, 76, 118, 121, 209, 236, 242, 311, 418, 484, 622, 649, 836, 1121, 1244, 1298, 2242, 2299, 2596, 3421, 4484, 4598, 5909, 6842, 7139, 9196, 11818, 12331, 13684, 14278, 18349, 23636, 24662, 28556, 36698, 37631, 49324, 64999, 73396, 75262, 129998, 135641, 150524, 201839, 259996, 271282, 348631, 403678, 542564, 697262, 714989, 807356, 1394524, 1429978, 2220229, 2859956, 3834941, 4440458, 7669882, 8880916, 15339764, 42184351, 84368702, 168737404]

約数ペア:

[(1, 168737404), (2, 84368702), (4, 42184351), (11, 15339764), (19, 8880916), (22, 7669882), (38, 4440458), (44, 3834941), (59, 2859956), (76, 2220229), (118, 1429978), (121, 1394524), (209, 807356), (236, 714989), (242, 697262), (311, 542564), (418, 403678), (484, 348631), (622, 271282), (649, 259996), (836, 201839), (1121, 150524), (1244, 135641), (1298, 129998), (2242, 75262), (2299, 73396), (2596, 64999), (3421, 49324), (4484, 37631), (4598, 36698), (5909, 28556), (6842, 24662), (7139, 23636), (9196, 18349), (11818, 14278), (12331, 13684)]