7656480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:443

約数の個数: 144

約数和(自身を含む): 28206360

約数和(自身を除く): 20549880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 409, 416, 468, 480, 520, 585, 624, 720, 780, 818, 936, 1040, 1170, 1227, 1248, 1440, 1560, 1636, 1872, 2045, 2080, 2340, 2454, 3120, 3272, 3681, 3744, 4090, 4680, 4908, 5317, 6135, 6240, 6544, 7362, 8180, 9360, 9816, 10634, 12270, 13088, 14724, 15951, 16360, 18405, 18720, 19632, 21268, 24540, 26585, 29448, 31902, 32720, 36810, 39264, 42536, 47853, 49080, 53170, 58896, 63804, 65440, 73620, 79755, 85072, 95706, 98160, 106340, 117792, 127608, 147240, 159510, 170144, 191412, 196320, 212680, 239265, 255216, 294480, 319020, 382824, 425360, 478530, 510432, 588960, 638040, 765648, 850720, 957060, 1276080, 1531296, 1914120, 2552160, 3828240, 7656480]

約数ペア:

[(1, 7656480), (2, 3828240), (3, 2552160), (4, 1914120), (5, 1531296), (6, 1276080), (8, 957060), (9, 850720), (10, 765648), (12, 638040), (13, 588960), (15, 510432), (16, 478530), (18, 425360), (20, 382824), (24, 319020), (26, 294480), (30, 255216), (32, 239265), (36, 212680), (39, 196320), (40, 191412), (45, 170144), (48, 159510), (52, 147240), (60, 127608), (65, 117792), (72, 106340), (78, 98160), (80, 95706), (90, 85072), (96, 79755), (104, 73620), (117, 65440), (120, 63804), (130, 58896), (144, 53170), (156, 49080), (160, 47853), (180, 42536), (195, 39264), (208, 36810), (234, 32720), (240, 31902), (260, 29448), (288, 26585), (312, 24540), (360, 21268), (390, 19632), (409, 18720), (416, 18405), (468, 16360), (480, 15951), (520, 14724), (585, 13088), (624, 12270), (720, 10634), (780, 9816), (818, 9360), (936, 8180), (1040, 7362), (1170, 6544), (1227, 6240), (1248, 6135), (1440, 5317), (1560, 4908), (1636, 4680), (1872, 4090), (2045, 3744), (2080, 3681), (2340, 3272), (2454, 3120)]