16490880

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{409}}^1$

素因数の和:441

約数の個数: 192

約数和(自身を含む): 65239200

約数和(自身を除く): 48748320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 409, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 818, 840, 896, 960, 1008, 1120, 1152, 1227, 1260, 1344, 1440, 1636, 1680, 1920, 2016, 2045, 2240, 2454, 2520, 2688, 2863, 2880, 3272, 3360, 3681, 4032, 4090, 4480, 4908, 5040, 5726, 5760, 6135, 6544, 6720, 7362, 8064, 8180, 8589, 9816, 10080, 11452, 12270, 13088, 13440, 14315, 14724, 16360, 17178, 18405, 19632, 20160, 22904, 24540, 25767, 26176, 28630, 29448, 32720, 34356, 36810, 39264, 40320, 42945, 45808, 49080, 51534, 52352, 57260, 58896, 65440, 68712, 73620, 78528, 85890, 91616, 98160, 103068, 114520, 117792, 128835, 130880, 137424, 147240, 157056, 171780, 183232, 196320, 206136, 229040, 235584, 257670, 261760, 274848, 294480, 343560, 366464, 392640, 412272, 458080, 471168, 515340, 549696, 588960, 687120, 785280, 824544, 916160, 1030680, 1099392, 1177920, 1374240, 1649088, 1832320, 2061360, 2355840, 2748480, 3298176, 4122720, 5496960, 8245440, 16490880]

約数ペア:

[(1, 16490880), (2, 8245440), (3, 5496960), (4, 4122720), (5, 3298176), (6, 2748480), (7, 2355840), (8, 2061360), (9, 1832320), (10, 1649088), (12, 1374240), (14, 1177920), (15, 1099392), (16, 1030680), (18, 916160), (20, 824544), (21, 785280), (24, 687120), (28, 588960), (30, 549696), (32, 515340), (35, 471168), (36, 458080), (40, 412272), (42, 392640), (45, 366464), (48, 343560), (56, 294480), (60, 274848), (63, 261760), (64, 257670), (70, 235584), (72, 229040), (80, 206136), (84, 196320), (90, 183232), (96, 171780), (105, 157056), (112, 147240), (120, 137424), (126, 130880), (128, 128835), (140, 117792), (144, 114520), (160, 103068), (168, 98160), (180, 91616), (192, 85890), (210, 78528), (224, 73620), (240, 68712), (252, 65440), (280, 58896), (288, 57260), (315, 52352), (320, 51534), (336, 49080), (360, 45808), (384, 42945), (409, 40320), (420, 39264), (448, 36810), (480, 34356), (504, 32720), (560, 29448), (576, 28630), (630, 26176), (640, 25767), (672, 24540), (720, 22904), (818, 20160), (840, 19632), (896, 18405), (960, 17178), (1008, 16360), (1120, 14724), (1152, 14315), (1227, 13440), (1260, 13088), (1344, 12270), (1440, 11452), (1636, 10080), (1680, 9816), (1920, 8589), (2016, 8180), (2045, 8064), (2240, 7362), (2454, 6720), (2520, 6544), (2688, 6135), (2863, 5760), (2880, 5726), (3272, 5040), (3360, 4908), (3681, 4480), (4032, 4090)]