1280453552

素因数分解:

$2^4\times 7^1\times {\mathrm{149}}^1\times {\mathrm{277}}^2$

素因数の和:718

約数の個数: 60

約数和(自身を含む): 2864660400

約数和(自身を除く): 1584206848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 149, 277, 298, 554, 596, 1043, 1108, 1192, 1939, 2086, 2216, 2384, 3878, 4172, 4432, 7756, 8344, 15512, 16688, 31024, 41273, 76729, 82546, 153458, 165092, 288911, 306916, 330184, 537103, 577822, 613832, 660368, 1074206, 1155644, 1227664, 2148412, 2311288, 4296824, 4622576, 8593648, 11432621, 22865242, 45730484, 80028347, 91460968, 160056694, 182921936, 320113388, 640226776, 1280453552]

約数ペア:

[(1, 1280453552), (2, 640226776), (4, 320113388), (7, 182921936), (8, 160056694), (14, 91460968), (16, 80028347), (28, 45730484), (56, 22865242), (112, 11432621), (149, 8593648), (277, 4622576), (298, 4296824), (554, 2311288), (596, 2148412), (1043, 1227664), (1108, 1155644), (1192, 1074206), (1939, 660368), (2086, 613832), (2216, 577822), (2384, 537103), (3878, 330184), (4172, 306916), (4432, 288911), (7756, 165092), (8344, 153458), (15512, 82546), (16688, 76729), (31024, 41273)]