20508724320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{31957}}^1$

素因数の和:32173

約数の個数: 192

約数和(自身を含む): 74220281856

約数和(自身を除く): 53711557536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 191, 210, 224, 240, 280, 336, 382, 420, 480, 560, 573, 672, 764, 840, 955, 1120, 1146, 1337, 1528, 1680, 1910, 2292, 2674, 2865, 3056, 3360, 3820, 4011, 4584, 5348, 5730, 6112, 6685, 7640, 8022, 9168, 10696, 11460, 13370, 15280, 16044, 18336, 20055, 21392, 22920, 26740, 30560, 31957, 32088, 40110, 42784, 45840, 53480, 63914, 64176, 80220, 91680, 95871, 106960, 127828, 128352, 159785, 160440, 191742, 213920, 223699, 255656, 319570, 320880, 383484, 447398, 479355, 511312, 639140, 641760, 671097, 766968, 894796, 958710, 1022624, 1118495, 1278280, 1342194, 1533936, 1789592, 1917420, 2236990, 2556560, 2684388, 3067872, 3355485, 3579184, 3834840, 4473980, 5113120, 5368776, 6103787, 6710970, 7158368, 7669680, 8947960, 10737552, 12207574, 13421940, 15339360, 17895920, 18311361, 21475104, 24415148, 26843880, 30518935, 35791840, 36622722, 42726509, 48830296, 53687760, 61037870, 73245444, 85453018, 91556805, 97660592, 107375520, 122075740, 128179527, 146490888, 170906036, 183113610, 195321184, 213632545, 244151480, 256359054, 292981776, 341812072, 366227220, 427265090, 488302960, 512718108, 585963552, 640897635, 683624144, 732454440, 854530180, 976605920, 1025436216, 1281795270, 1367248288, 1464908880, 1709060360, 2050872432, 2563590540, 2929817760, 3418120720, 4101744864, 5127181080, 6836241440, 10254362160, 20508724320]

約数ペア:

[(1, 20508724320), (2, 10254362160), (3, 6836241440), (4, 5127181080), (5, 4101744864), (6, 3418120720), (7, 2929817760), (8, 2563590540), (10, 2050872432), (12, 1709060360), (14, 1464908880), (15, 1367248288), (16, 1281795270), (20, 1025436216), (21, 976605920), (24, 854530180), (28, 732454440), (30, 683624144), (32, 640897635), (35, 585963552), (40, 512718108), (42, 488302960), (48, 427265090), (56, 366227220), (60, 341812072), (70, 292981776), (80, 256359054), (84, 244151480), (96, 213632545), (105, 195321184), (112, 183113610), (120, 170906036), (140, 146490888), (160, 128179527), (168, 122075740), (191, 107375520), (210, 97660592), (224, 91556805), (240, 85453018), (280, 73245444), (336, 61037870), (382, 53687760), (420, 48830296), (480, 42726509), (560, 36622722), (573, 35791840), (672, 30518935), (764, 26843880), (840, 24415148), (955, 21475104), (1120, 18311361), (1146, 17895920), (1337, 15339360), (1528, 13421940), (1680, 12207574), (1910, 10737552), (2292, 8947960), (2674, 7669680), (2865, 7158368), (3056, 6710970), (3360, 6103787), (3820, 5368776), (4011, 5113120), (4584, 4473980), (5348, 3834840), (5730, 3579184), (6112, 3355485), (6685, 3067872), (7640, 2684388), (8022, 2556560), (9168, 2236990), (10696, 1917420), (11460, 1789592), (13370, 1533936), (15280, 1342194), (16044, 1278280), (18336, 1118495), (20055, 1022624), (21392, 958710), (22920, 894796), (26740, 766968), (30560, 671097), (31957, 641760), (32088, 639140), (40110, 511312), (42784, 479355), (45840, 447398), (53480, 383484), (63914, 320880), (64176, 319570), (80220, 255656), (91680, 223699), (95871, 213920), (106960, 191742), (127828, 160440), (128352, 159785)]