18352080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:449

約数の個数: 120

約数和(自身を含む): 62674560

約数和(自身を除く): 44322480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 355, 359, 360, 426, 568, 639, 710, 718, 720, 852, 1065, 1077, 1136, 1278, 1420, 1436, 1704, 1795, 2130, 2154, 2556, 2840, 2872, 3195, 3231, 3408, 3590, 4260, 4308, 5112, 5385, 5680, 5744, 6390, 6462, 7180, 8520, 8616, 10224, 10770, 12780, 12924, 14360, 16155, 17040, 17232, 21540, 25489, 25560, 25848, 28720, 32310, 43080, 50978, 51120, 51696, 64620, 76467, 86160, 101956, 127445, 129240, 152934, 203912, 229401, 254890, 258480, 305868, 382335, 407824, 458802, 509780, 611736, 764670, 917604, 1019560, 1147005, 1223472, 1529340, 1835208, 2039120, 2294010, 3058680, 3670416, 4588020, 6117360, 9176040, 18352080]

約数ペア:

[(1, 18352080), (2, 9176040), (3, 6117360), (4, 4588020), (5, 3670416), (6, 3058680), (8, 2294010), (9, 2039120), (10, 1835208), (12, 1529340), (15, 1223472), (16, 1147005), (18, 1019560), (20, 917604), (24, 764670), (30, 611736), (36, 509780), (40, 458802), (45, 407824), (48, 382335), (60, 305868), (71, 258480), (72, 254890), (80, 229401), (90, 203912), (120, 152934), (142, 129240), (144, 127445), (180, 101956), (213, 86160), (240, 76467), (284, 64620), (355, 51696), (359, 51120), (360, 50978), (426, 43080), (568, 32310), (639, 28720), (710, 25848), (718, 25560), (720, 25489), (852, 21540), (1065, 17232), (1077, 17040), (1136, 16155), (1278, 14360), (1420, 12924), (1436, 12780), (1704, 10770), (1795, 10224), (2130, 8616), (2154, 8520), (2556, 7180), (2840, 6462), (2872, 6390), (3195, 5744), (3231, 5680), (3408, 5385), (3590, 5112), (4260, 4308)]