6661440

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{257}}^1$

素因数の和:286

約数の個数: 140

約数和(自身を含む): 23788116

約数和(自身を除く): 17126676

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 257, 270, 288, 320, 324, 360, 405, 432, 480, 514, 540, 576, 648, 720, 771, 810, 864, 960, 1028, 1080, 1285, 1296, 1440, 1542, 1620, 1728, 2056, 2160, 2313, 2570, 2592, 2880, 3084, 3240, 3855, 4112, 4320, 4626, 5140, 5184, 6168, 6480, 6939, 7710, 8224, 8640, 9252, 10280, 11565, 12336, 12960, 13878, 15420, 16448, 18504, 20560, 20817, 23130, 24672, 25920, 27756, 30840, 34695, 37008, 41120, 41634, 46260, 49344, 55512, 61680, 69390, 74016, 82240, 83268, 92520, 104085, 111024, 123360, 138780, 148032, 166536, 185040, 208170, 222048, 246720, 277560, 333072, 370080, 416340, 444096, 555120, 666144, 740160, 832680, 1110240, 1332288, 1665360, 2220480, 3330720, 6661440]

約数ペア:

[(1, 6661440), (2, 3330720), (3, 2220480), (4, 1665360), (5, 1332288), (6, 1110240), (8, 832680), (9, 740160), (10, 666144), (12, 555120), (15, 444096), (16, 416340), (18, 370080), (20, 333072), (24, 277560), (27, 246720), (30, 222048), (32, 208170), (36, 185040), (40, 166536), (45, 148032), (48, 138780), (54, 123360), (60, 111024), (64, 104085), (72, 92520), (80, 83268), (81, 82240), (90, 74016), (96, 69390), (108, 61680), (120, 55512), (135, 49344), (144, 46260), (160, 41634), (162, 41120), (180, 37008), (192, 34695), (216, 30840), (240, 27756), (257, 25920), (270, 24672), (288, 23130), (320, 20817), (324, 20560), (360, 18504), (405, 16448), (432, 15420), (480, 13878), (514, 12960), (540, 12336), (576, 11565), (648, 10280), (720, 9252), (771, 8640), (810, 8224), (864, 7710), (960, 6939), (1028, 6480), (1080, 6168), (1285, 5184), (1296, 5140), (1440, 4626), (1542, 4320), (1620, 4112), (1728, 3855), (2056, 3240), (2160, 3084), (2313, 2880), (2570, 2592)]