1664709120

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{72253}}^1$

素因数の和:72282

約数の個数: 120

約数和(自身を含む): 5765435676

約数和(自身を除く): 4100726556

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 23040, 72253, 144506, 216759, 289012, 361265, 433518, 578024, 650277, 722530, 867036, 1083795, 1156048, 1300554, 1445060, 1734072, 2167590, 2312096, 2601108, 2890120, 3251385, 3468144, 4335180, 4624192, 5202216, 5780240, 6502770, 6936288, 8670360, 9248384, 10404432, 11560480, 13005540, 13872576, 17340720, 18496768, 20808864, 23120960, 26011080, 27745152, 34681440, 36993536, 41617728, 46241920, 52022160, 55490304, 69362880, 83235456, 92483840, 104044320, 110980608, 138725760, 166470912, 184967680, 208088640, 277451520, 332941824, 416177280, 554903040, 832354560, 1664709120]

約数ペア:

[(1, 1664709120), (2, 832354560), (3, 554903040), (4, 416177280), (5, 332941824), (6, 277451520), (8, 208088640), (9, 184967680), (10, 166470912), (12, 138725760), (15, 110980608), (16, 104044320), (18, 92483840), (20, 83235456), (24, 69362880), (30, 55490304), (32, 52022160), (36, 46241920), (40, 41617728), (45, 36993536), (48, 34681440), (60, 27745152), (64, 26011080), (72, 23120960), (80, 20808864), (90, 18496768), (96, 17340720), (120, 13872576), (128, 13005540), (144, 11560480), (160, 10404432), (180, 9248384), (192, 8670360), (240, 6936288), (256, 6502770), (288, 5780240), (320, 5202216), (360, 4624192), (384, 4335180), (480, 3468144), (512, 3251385), (576, 2890120), (640, 2601108), (720, 2312096), (768, 2167590), (960, 1734072), (1152, 1445060), (1280, 1300554), (1440, 1156048), (1536, 1083795), (1920, 867036), (2304, 722530), (2560, 650277), (2880, 578024), (3840, 433518), (4608, 361265), (5760, 289012), (7680, 216759), (11520, 144506), (23040, 72253)]