18393480

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{811}}^1$

素因数の和:841

約数の個数: 160

約数和(自身を含む): 70741440

約数和(自身を除く): 52347960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 811, 840, 945, 1080, 1134, 1260, 1512, 1620, 1622, 1890, 2268, 2433, 2520, 2835, 3240, 3244, 3780, 4055, 4536, 4866, 5670, 5677, 6488, 7299, 7560, 8110, 9732, 11340, 11354, 12165, 14598, 16220, 17031, 19464, 21897, 22680, 22708, 24330, 28385, 29196, 32440, 34062, 36495, 43794, 45416, 48660, 51093, 56770, 58392, 65691, 68124, 72990, 85155, 87588, 97320, 102186, 109485, 113540, 131382, 136248, 145980, 153279, 170310, 175176, 204372, 218970, 227080, 255465, 262764, 291960, 306558, 328455, 340620, 408744, 437940, 459837, 510930, 525528, 613116, 656910, 681240, 766395, 875880, 919674, 1021860, 1226232, 1313820, 1532790, 1839348, 2043720, 2299185, 2627640, 3065580, 3678696, 4598370, 6131160, 9196740, 18393480]

約数ペア:

[(1, 18393480), (2, 9196740), (3, 6131160), (4, 4598370), (5, 3678696), (6, 3065580), (7, 2627640), (8, 2299185), (9, 2043720), (10, 1839348), (12, 1532790), (14, 1313820), (15, 1226232), (18, 1021860), (20, 919674), (21, 875880), (24, 766395), (27, 681240), (28, 656910), (30, 613116), (35, 525528), (36, 510930), (40, 459837), (42, 437940), (45, 408744), (54, 340620), (56, 328455), (60, 306558), (63, 291960), (70, 262764), (72, 255465), (81, 227080), (84, 218970), (90, 204372), (105, 175176), (108, 170310), (120, 153279), (126, 145980), (135, 136248), (140, 131382), (162, 113540), (168, 109485), (180, 102186), (189, 97320), (210, 87588), (216, 85155), (252, 72990), (270, 68124), (280, 65691), (315, 58392), (324, 56770), (360, 51093), (378, 48660), (405, 45416), (420, 43794), (504, 36495), (540, 34062), (567, 32440), (630, 29196), (648, 28385), (756, 24330), (810, 22708), (811, 22680), (840, 21897), (945, 19464), (1080, 17031), (1134, 16220), (1260, 14598), (1512, 12165), (1620, 11354), (1622, 11340), (1890, 9732), (2268, 8110), (2433, 7560), (2520, 7299), (2835, 6488), (3240, 5677), (3244, 5670), (3780, 4866), (4055, 4536)]