72144688

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1889}}^1$

素因数の和:1946

約数の個数: 80

約数和(自身を含む): 179988480

約数和(自身を除く): 107843792

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 56, 62, 77, 88, 112, 124, 154, 176, 217, 248, 308, 341, 434, 496, 616, 682, 868, 1232, 1364, 1736, 1889, 2387, 2728, 3472, 3778, 4774, 5456, 7556, 9548, 13223, 15112, 19096, 20779, 26446, 30224, 38192, 41558, 52892, 58559, 83116, 105784, 117118, 145453, 166232, 211568, 234236, 290906, 332464, 409913, 468472, 581812, 644149, 819826, 936944, 1163624, 1288298, 1639652, 2327248, 2576596, 3279304, 4509043, 5153192, 6558608, 9018086, 10306384, 18036172, 36072344, 72144688]

約数ペア:

[(1, 72144688), (2, 36072344), (4, 18036172), (7, 10306384), (8, 9018086), (11, 6558608), (14, 5153192), (16, 4509043), (22, 3279304), (28, 2576596), (31, 2327248), (44, 1639652), (56, 1288298), (62, 1163624), (77, 936944), (88, 819826), (112, 644149), (124, 581812), (154, 468472), (176, 409913), (217, 332464), (248, 290906), (308, 234236), (341, 211568), (434, 166232), (496, 145453), (616, 117118), (682, 105784), (868, 83116), (1232, 58559), (1364, 52892), (1736, 41558), (1889, 38192), (2387, 30224), (2728, 26446), (3472, 20779), (3778, 19096), (4774, 15112), (5456, 13223), (7556, 9548)]