18263520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1153}}^1$

素因数の和:1185

約数の個数: 144

約数和(自身を含む): 68049072

約数和(自身を除く): 49785552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1153, 1320, 1440, 1584, 1760, 1980, 2306, 2640, 3168, 3459, 3960, 4612, 5280, 5765, 6918, 7920, 9224, 10377, 11530, 12683, 13836, 15840, 17295, 18448, 20754, 23060, 25366, 27672, 34590, 36896, 38049, 41508, 46120, 50732, 51885, 55344, 63415, 69180, 76098, 83016, 92240, 101464, 103770, 110688, 114147, 126830, 138360, 152196, 166032, 184480, 190245, 202928, 207540, 228294, 253660, 276720, 304392, 332064, 380490, 405856, 415080, 456588, 507320, 553440, 570735, 608784, 760980, 830160, 913176, 1014640, 1141470, 1217568, 1521960, 1660320, 1826352, 2029280, 2282940, 3043920, 3652704, 4565880, 6087840, 9131760, 18263520]

約数ペア:

[(1, 18263520), (2, 9131760), (3, 6087840), (4, 4565880), (5, 3652704), (6, 3043920), (8, 2282940), (9, 2029280), (10, 1826352), (11, 1660320), (12, 1521960), (15, 1217568), (16, 1141470), (18, 1014640), (20, 913176), (22, 830160), (24, 760980), (30, 608784), (32, 570735), (33, 553440), (36, 507320), (40, 456588), (44, 415080), (45, 405856), (48, 380490), (55, 332064), (60, 304392), (66, 276720), (72, 253660), (80, 228294), (88, 207540), (90, 202928), (96, 190245), (99, 184480), (110, 166032), (120, 152196), (132, 138360), (144, 126830), (160, 114147), (165, 110688), (176, 103770), (180, 101464), (198, 92240), (220, 83016), (240, 76098), (264, 69180), (288, 63415), (330, 55344), (352, 51885), (360, 50732), (396, 46120), (440, 41508), (480, 38049), (495, 36896), (528, 34590), (660, 27672), (720, 25366), (792, 23060), (880, 20754), (990, 18448), (1056, 17295), (1153, 15840), (1320, 13836), (1440, 12683), (1584, 11530), (1760, 10377), (1980, 9224), (2306, 7920), (2640, 6918), (3168, 5765), (3459, 5280), (3960, 4612)]