4122720

素因数分解:

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

素因数の和:437

約数の個数: 144

約数和(自身を含む): 16117920

約数和(自身を除く): 11995200

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, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 409, 420, 480, 504, 560, 630, 672, 720, 818, 840, 1008, 1120, 1227, 1260, 1440, 1636, 1680, 2016, 2045, 2454, 2520, 2863, 3272, 3360, 3681, 4090, 4908, 5040, 5726, 6135, 6544, 7362, 8180, 8589, 9816, 10080, 11452, 12270, 13088, 14315, 14724, 16360, 17178, 18405, 19632, 22904, 24540, 25767, 28630, 29448, 32720, 34356, 36810, 39264, 42945, 45808, 49080, 51534, 57260, 58896, 65440, 68712, 73620, 85890, 91616, 98160, 103068, 114520, 117792, 128835, 137424, 147240, 171780, 196320, 206136, 229040, 257670, 274848, 294480, 343560, 412272, 458080, 515340, 588960, 687120, 824544, 1030680, 1374240, 2061360, 4122720]

約数ペア:

[(1, 4122720), (2, 2061360), (3, 1374240), (4, 1030680), (5, 824544), (6, 687120), (7, 588960), (8, 515340), (9, 458080), (10, 412272), (12, 343560), (14, 294480), (15, 274848), (16, 257670), (18, 229040), (20, 206136), (21, 196320), (24, 171780), (28, 147240), (30, 137424), (32, 128835), (35, 117792), (36, 114520), (40, 103068), (42, 98160), (45, 91616), (48, 85890), (56, 73620), (60, 68712), (63, 65440), (70, 58896), (72, 57260), (80, 51534), (84, 49080), (90, 45808), (96, 42945), (105, 39264), (112, 36810), (120, 34356), (126, 32720), (140, 29448), (144, 28630), (160, 25767), (168, 24540), (180, 22904), (210, 19632), (224, 18405), (240, 17178), (252, 16360), (280, 14724), (288, 14315), (315, 13088), (336, 12270), (360, 11452), (409, 10080), (420, 9816), (480, 8589), (504, 8180), (560, 7362), (630, 6544), (672, 6135), (720, 5726), (818, 5040), (840, 4908), (1008, 4090), (1120, 3681), (1227, 3360), (1260, 3272), (1440, 2863), (1636, 2520), (1680, 2454), (2016, 2045)]