72751280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:371

約数の個数: 120

約数和(自身を含む): 200420208

約数和(自身を除く): 127668928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 67, 70, 80, 98, 112, 134, 140, 196, 245, 268, 277, 280, 335, 392, 469, 490, 536, 554, 560, 670, 784, 938, 980, 1072, 1108, 1340, 1385, 1876, 1939, 1960, 2216, 2345, 2680, 2770, 3283, 3752, 3878, 3920, 4432, 4690, 5360, 5540, 6566, 7504, 7756, 9380, 9695, 11080, 13132, 13573, 15512, 16415, 18559, 18760, 19390, 22160, 26264, 27146, 31024, 32830, 37118, 37520, 38780, 52528, 54292, 65660, 67865, 74236, 77560, 92795, 108584, 129913, 131320, 135730, 148472, 155120, 185590, 217168, 259826, 262640, 271460, 296944, 371180, 519652, 542920, 649565, 742360, 909391, 1039304, 1085840, 1299130, 1484720, 1818782, 2078608, 2598260, 3637564, 4546955, 5196520, 7275128, 9093910, 10393040, 14550256, 18187820, 36375640, 72751280]

約数ペア:

[(1, 72751280), (2, 36375640), (4, 18187820), (5, 14550256), (7, 10393040), (8, 9093910), (10, 7275128), (14, 5196520), (16, 4546955), (20, 3637564), (28, 2598260), (35, 2078608), (40, 1818782), (49, 1484720), (56, 1299130), (67, 1085840), (70, 1039304), (80, 909391), (98, 742360), (112, 649565), (134, 542920), (140, 519652), (196, 371180), (245, 296944), (268, 271460), (277, 262640), (280, 259826), (335, 217168), (392, 185590), (469, 155120), (490, 148472), (536, 135730), (554, 131320), (560, 129913), (670, 108584), (784, 92795), (938, 77560), (980, 74236), (1072, 67865), (1108, 65660), (1340, 54292), (1385, 52528), (1876, 38780), (1939, 37520), (1960, 37118), (2216, 32830), (2345, 31024), (2680, 27146), (2770, 26264), (3283, 22160), (3752, 19390), (3878, 18760), (3920, 18559), (4432, 16415), (4690, 15512), (5360, 13573), (5540, 13132), (6566, 11080), (7504, 9695), (7756, 9380)]