1320366880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2237}}^1$

素因数の和:2307

約数の個数: 192

約数和(自身を含む): 3898202112

約数和(自身を除く): 2577835232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 32, 34, 35, 40, 56, 62, 68, 70, 80, 85, 112, 119, 124, 136, 140, 155, 160, 170, 217, 224, 238, 248, 272, 280, 310, 340, 434, 476, 496, 527, 544, 560, 595, 620, 680, 868, 952, 992, 1054, 1085, 1120, 1190, 1240, 1360, 1736, 1904, 2108, 2170, 2237, 2380, 2480, 2635, 2720, 3472, 3689, 3808, 4216, 4340, 4474, 4760, 4960, 5270, 6944, 7378, 8432, 8680, 8948, 9520, 10540, 11185, 14756, 15659, 16864, 17360, 17896, 18445, 19040, 21080, 22370, 29512, 31318, 34720, 35792, 36890, 38029, 42160, 44740, 59024, 62636, 69347, 71584, 73780, 76058, 78295, 84320, 89480, 118048, 125272, 138694, 147560, 152116, 156590, 178960, 190145, 250544, 266203, 277388, 295120, 304232, 313180, 346735, 357920, 380290, 485429, 501088, 532406, 554776, 590240, 608464, 626360, 693470, 760580, 970858, 1064812, 1109552, 1178899, 1216928, 1252720, 1331015, 1386940, 1521160, 1941716, 2129624, 2219104, 2357798, 2427145, 2505440, 2662030, 2773880, 3042320, 3883432, 4259248, 4715596, 4854290, 5324060, 5547760, 5894495, 6084640, 7766864, 8252293, 8518496, 9431192, 9708580, 10648120, 11095520, 11788990, 15533728, 16504586, 18862384, 19417160, 21296240, 23577980, 33009172, 37724768, 38834320, 41261465, 42592480, 47155960, 66018344, 77668640, 82522930, 94311920, 132036688, 165045860, 188623840, 264073376, 330091720, 660183440, 1320366880]

約数ペア:

[(1, 1320366880), (2, 660183440), (4, 330091720), (5, 264073376), (7, 188623840), (8, 165045860), (10, 132036688), (14, 94311920), (16, 82522930), (17, 77668640), (20, 66018344), (28, 47155960), (31, 42592480), (32, 41261465), (34, 38834320), (35, 37724768), (40, 33009172), (56, 23577980), (62, 21296240), (68, 19417160), (70, 18862384), (80, 16504586), (85, 15533728), (112, 11788990), (119, 11095520), (124, 10648120), (136, 9708580), (140, 9431192), (155, 8518496), (160, 8252293), (170, 7766864), (217, 6084640), (224, 5894495), (238, 5547760), (248, 5324060), (272, 4854290), (280, 4715596), (310, 4259248), (340, 3883432), (434, 3042320), (476, 2773880), (496, 2662030), (527, 2505440), (544, 2427145), (560, 2357798), (595, 2219104), (620, 2129624), (680, 1941716), (868, 1521160), (952, 1386940), (992, 1331015), (1054, 1252720), (1085, 1216928), (1120, 1178899), (1190, 1109552), (1240, 1064812), (1360, 970858), (1736, 760580), (1904, 693470), (2108, 626360), (2170, 608464), (2237, 590240), (2380, 554776), (2480, 532406), (2635, 501088), (2720, 485429), (3472, 380290), (3689, 357920), (3808, 346735), (4216, 313180), (4340, 304232), (4474, 295120), (4760, 277388), (4960, 266203), (5270, 250544), (6944, 190145), (7378, 178960), (8432, 156590), (8680, 152116), (8948, 147560), (9520, 138694), (10540, 125272), (11185, 118048), (14756, 89480), (15659, 84320), (16864, 78295), (17360, 76058), (17896, 73780), (18445, 71584), (19040, 69347), (21080, 62636), (22370, 59024), (29512, 44740), (31318, 42160), (34720, 38029), (35792, 36890)]