139383440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:126

約数の個数: 180

約数和(自身を含む): 400055868

約数和(自身を除く): 260672428

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 37, 40, 49, 56, 62, 70, 74, 80, 98, 112, 124, 140, 148, 155, 185, 196, 217, 245, 248, 259, 280, 296, 310, 370, 392, 434, 490, 496, 518, 560, 592, 620, 740, 784, 868, 961, 980, 1036, 1085, 1147, 1240, 1295, 1480, 1519, 1736, 1813, 1922, 1960, 2072, 2170, 2294, 2480, 2590, 2960, 3038, 3472, 3626, 3844, 3920, 4144, 4340, 4588, 4805, 5180, 5735, 6076, 6727, 7252, 7595, 7688, 8029, 8680, 9065, 9176, 9610, 10360, 11470, 12152, 13454, 14504, 15190, 15376, 16058, 17360, 18130, 18352, 19220, 20720, 22940, 24304, 26908, 29008, 30380, 32116, 33635, 35557, 36260, 38440, 40145, 45880, 47089, 53816, 56203, 60760, 64232, 67270, 71114, 72520, 76880, 80290, 91760, 94178, 107632, 112406, 121520, 128464, 134540, 142228, 145040, 160580, 177785, 188356, 224812, 235445, 248899, 269080, 281015, 284456, 321160, 355570, 376712, 449624, 470890, 497798, 538160, 562030, 568912, 642320, 711140, 753424, 899248, 941780, 995596, 1124060, 1244495, 1422280, 1742293, 1883560, 1991192, 2248120, 2488990, 2844560, 3484586, 3767120, 3982384, 4496240, 4977980, 6969172, 8711465, 9955960, 13938344, 17422930, 19911920, 27876688, 34845860, 69691720, 139383440]

約数ペア:

[(1, 139383440), (2, 69691720), (4, 34845860), (5, 27876688), (7, 19911920), (8, 17422930), (10, 13938344), (14, 9955960), (16, 8711465), (20, 6969172), (28, 4977980), (31, 4496240), (35, 3982384), (37, 3767120), (40, 3484586), (49, 2844560), (56, 2488990), (62, 2248120), (70, 1991192), (74, 1883560), (80, 1742293), (98, 1422280), (112, 1244495), (124, 1124060), (140, 995596), (148, 941780), (155, 899248), (185, 753424), (196, 711140), (217, 642320), (245, 568912), (248, 562030), (259, 538160), (280, 497798), (296, 470890), (310, 449624), (370, 376712), (392, 355570), (434, 321160), (490, 284456), (496, 281015), (518, 269080), (560, 248899), (592, 235445), (620, 224812), (740, 188356), (784, 177785), (868, 160580), (961, 145040), (980, 142228), (1036, 134540), (1085, 128464), (1147, 121520), (1240, 112406), (1295, 107632), (1480, 94178), (1519, 91760), (1736, 80290), (1813, 76880), (1922, 72520), (1960, 71114), (2072, 67270), (2170, 64232), (2294, 60760), (2480, 56203), (2590, 53816), (2960, 47089), (3038, 45880), (3472, 40145), (3626, 38440), (3844, 36260), (3920, 35557), (4144, 33635), (4340, 32116), (4588, 30380), (4805, 29008), (5180, 26908), (5735, 24304), (6076, 22940), (6727, 20720), (7252, 19220), (7595, 18352), (7688, 18130), (8029, 17360), (8680, 16058), (9065, 15376), (9176, 15190), (9610, 14504), (10360, 13454), (11470, 12152)]