1389870117120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{562901}}^1$

素因数の和:563568

約数の個数: 144

約数和(自身を含む): 4445809002432

約数和(自身を除く): 3055938885312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 643, 768, 960, 1280, 1286, 1920, 1929, 2572, 3215, 3840, 3858, 5144, 6430, 7716, 9645, 10288, 12860, 15432, 19290, 20576, 25720, 30864, 38580, 41152, 51440, 61728, 77160, 82304, 102880, 123456, 154320, 164608, 205760, 246912, 308640, 411520, 493824, 562901, 617280, 823040, 1125802, 1234560, 1688703, 2251604, 2469120, 2814505, 3377406, 4503208, 5629010, 6754812, 8443515, 9006416, 11258020, 13509624, 16887030, 18012832, 22516040, 27019248, 33774060, 36025664, 45032080, 54038496, 67548120, 72051328, 90064160, 108076992, 135096240, 144102656, 180128320, 216153984, 270192480, 360256640, 361945343, 432307968, 540384960, 720513280, 723890686, 1080769920, 1085836029, 1447781372, 1809726715, 2161539840, 2171672058, 2895562744, 3619453430, 4343344116, 5429180145, 5791125488, 7238906860, 8686688232, 10858360290, 11582250976, 14477813720, 17373376464, 21716720580, 23164501952, 28955627440, 34746752928, 43433441160, 46329003904, 57911254880, 69493505856, 86866882320, 92658007808, 115822509760, 138987011712, 173733764640, 231645019520, 277974023424, 347467529280, 463290039040, 694935058560, 1389870117120]

約数ペア:

[(1, 1389870117120), (2, 694935058560), (3, 463290039040), (4, 347467529280), (5, 277974023424), (6, 231645019520), (8, 173733764640), (10, 138987011712), (12, 115822509760), (15, 92658007808), (16, 86866882320), (20, 69493505856), (24, 57911254880), (30, 46329003904), (32, 43433441160), (40, 34746752928), (48, 28955627440), (60, 23164501952), (64, 21716720580), (80, 17373376464), (96, 14477813720), (120, 11582250976), (128, 10858360290), (160, 8686688232), (192, 7238906860), (240, 5791125488), (256, 5429180145), (320, 4343344116), (384, 3619453430), (480, 2895562744), (640, 2171672058), (643, 2161539840), (768, 1809726715), (960, 1447781372), (1280, 1085836029), (1286, 1080769920), (1920, 723890686), (1929, 720513280), (2572, 540384960), (3215, 432307968), (3840, 361945343), (3858, 360256640), (5144, 270192480), (6430, 216153984), (7716, 180128320), (9645, 144102656), (10288, 135096240), (12860, 108076992), (15432, 90064160), (19290, 72051328), (20576, 67548120), (25720, 54038496), (30864, 45032080), (38580, 36025664), (41152, 33774060), (51440, 27019248), (61728, 22516040), (77160, 18012832), (82304, 16887030), (102880, 13509624), (123456, 11258020), (154320, 9006416), (164608, 8443515), (205760, 6754812), (246912, 5629010), (308640, 4503208), (411520, 3377406), (493824, 2814505), (562901, 2469120), (617280, 2251604), (823040, 1688703), (1125802, 1234560)]