20163371880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{907}}^1\times {\mathrm{3037}}^1$

素因数の和:4019

約数の個数: 128

約数和(自身を含む): 61569809280

約数和(自身を除く): 41406437400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 907, 915, 1220, 1464, 1814, 1830, 2440, 2721, 3037, 3628, 3660, 4535, 5442, 6074, 7256, 7320, 9070, 9111, 10884, 12148, 13605, 15185, 18140, 18222, 21768, 24296, 27210, 30370, 36280, 36444, 45555, 54420, 55327, 60740, 72888, 91110, 108840, 110654, 121480, 165981, 182220, 185257, 221308, 276635, 331962, 364440, 370514, 442616, 553270, 555771, 663924, 741028, 829905, 926285, 1106540, 1111542, 1327848, 1482056, 1659810, 1852570, 2213080, 2223084, 2754559, 2778855, 3319620, 3705140, 4446168, 5509118, 5557710, 6639240, 7410280, 8263677, 11018236, 11115420, 13772795, 16527354, 22036472, 22230840, 27545590, 33054708, 41318385, 55091180, 66109416, 82636770, 110182360, 165273540, 168028099, 330547080, 336056198, 504084297, 672112396, 840140495, 1008168594, 1344224792, 1680280990, 2016337188, 2520421485, 3360561980, 4032674376, 5040842970, 6721123960, 10081685940, 20163371880]

約数ペア:

[(1, 20163371880), (2, 10081685940), (3, 6721123960), (4, 5040842970), (5, 4032674376), (6, 3360561980), (8, 2520421485), (10, 2016337188), (12, 1680280990), (15, 1344224792), (20, 1008168594), (24, 840140495), (30, 672112396), (40, 504084297), (60, 336056198), (61, 330547080), (120, 168028099), (122, 165273540), (183, 110182360), (244, 82636770), (305, 66109416), (366, 55091180), (488, 41318385), (610, 33054708), (732, 27545590), (907, 22230840), (915, 22036472), (1220, 16527354), (1464, 13772795), (1814, 11115420), (1830, 11018236), (2440, 8263677), (2721, 7410280), (3037, 6639240), (3628, 5557710), (3660, 5509118), (4535, 4446168), (5442, 3705140), (6074, 3319620), (7256, 2778855), (7320, 2754559), (9070, 2223084), (9111, 2213080), (10884, 1852570), (12148, 1659810), (13605, 1482056), (15185, 1327848), (18140, 1111542), (18222, 1106540), (21768, 926285), (24296, 829905), (27210, 741028), (30370, 663924), (36280, 555771), (36444, 553270), (45555, 442616), (54420, 370514), (55327, 364440), (60740, 331962), (72888, 276635), (91110, 221308), (108840, 185257), (110654, 182220), (121480, 165981)]