318554640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1061}}^1$

素因数の和:1222

約数の個数: 160

約数和(自身を含む): 1106179200

約数和(自身を除く): 787624560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 139, 144, 180, 216, 240, 270, 278, 360, 417, 432, 540, 556, 695, 720, 834, 1061, 1080, 1112, 1251, 1390, 1668, 2085, 2122, 2160, 2224, 2502, 2780, 3183, 3336, 3753, 4170, 4244, 5004, 5305, 5560, 6255, 6366, 6672, 7506, 8340, 8488, 9549, 10008, 10610, 11120, 12510, 12732, 15012, 15915, 16680, 16976, 18765, 19098, 20016, 21220, 25020, 25464, 28647, 30024, 31830, 33360, 37530, 38196, 42440, 47745, 50040, 50928, 57294, 60048, 63660, 75060, 76392, 84880, 95490, 100080, 114588, 127320, 143235, 147479, 150120, 152784, 190980, 229176, 254640, 286470, 294958, 300240, 381960, 442437, 458352, 572940, 589916, 737395, 763920, 884874, 1145880, 1179832, 1327311, 1474790, 1769748, 2212185, 2291760, 2359664, 2654622, 2949580, 3539496, 3981933, 4424370, 5309244, 5899160, 6636555, 7078992, 7963866, 8848740, 10618488, 11798320, 13273110, 15927732, 17697480, 19909665, 21236976, 26546220, 31855464, 35394960, 39819330, 53092440, 63710928, 79638660, 106184880, 159277320, 318554640]

約数ペア:

[(1, 318554640), (2, 159277320), (3, 106184880), (4, 79638660), (5, 63710928), (6, 53092440), (8, 39819330), (9, 35394960), (10, 31855464), (12, 26546220), (15, 21236976), (16, 19909665), (18, 17697480), (20, 15927732), (24, 13273110), (27, 11798320), (30, 10618488), (36, 8848740), (40, 7963866), (45, 7078992), (48, 6636555), (54, 5899160), (60, 5309244), (72, 4424370), (80, 3981933), (90, 3539496), (108, 2949580), (120, 2654622), (135, 2359664), (139, 2291760), (144, 2212185), (180, 1769748), (216, 1474790), (240, 1327311), (270, 1179832), (278, 1145880), (360, 884874), (417, 763920), (432, 737395), (540, 589916), (556, 572940), (695, 458352), (720, 442437), (834, 381960), (1061, 300240), (1080, 294958), (1112, 286470), (1251, 254640), (1390, 229176), (1668, 190980), (2085, 152784), (2122, 150120), (2160, 147479), (2224, 143235), (2502, 127320), (2780, 114588), (3183, 100080), (3336, 95490), (3753, 84880), (4170, 76392), (4244, 75060), (5004, 63660), (5305, 60048), (5560, 57294), (6255, 50928), (6366, 50040), (6672, 47745), (7506, 42440), (8340, 38196), (8488, 37530), (9549, 33360), (10008, 31830), (10610, 30024), (11120, 28647), (12510, 25464), (12732, 25020), (15012, 21220), (15915, 20016), (16680, 19098), (16976, 18765)]