18081000

素因数分解:

$2^3\times 3^2\times 5^3\times 7^2\times {\mathrm{41}}^1$

素因数の和:82

約数の個数: 288

約数和(自身を含む): 72825480

約数和(自身を除く): 54744480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 41, 42, 45, 49, 50, 56, 60, 63, 70, 72, 75, 82, 84, 90, 98, 100, 105, 120, 123, 125, 126, 140, 147, 150, 164, 168, 175, 180, 196, 200, 205, 210, 225, 245, 246, 250, 252, 280, 287, 294, 300, 315, 328, 350, 360, 369, 375, 392, 410, 420, 441, 450, 490, 492, 500, 504, 525, 574, 588, 600, 615, 630, 700, 735, 738, 750, 820, 840, 861, 875, 882, 900, 980, 984, 1000, 1025, 1050, 1125, 1148, 1176, 1225, 1230, 1260, 1400, 1435, 1470, 1476, 1500, 1575, 1640, 1722, 1750, 1764, 1800, 1845, 1960, 2009, 2050, 2100, 2205, 2250, 2296, 2450, 2460, 2520, 2583, 2625, 2870, 2940, 2952, 3000, 3075, 3150, 3444, 3500, 3528, 3675, 3690, 4018, 4100, 4200, 4305, 4410, 4500, 4900, 4920, 5125, 5166, 5250, 5740, 5880, 6027, 6125, 6150, 6300, 6888, 7000, 7175, 7350, 7380, 7875, 8036, 8200, 8610, 8820, 9000, 9225, 9800, 10045, 10250, 10332, 10500, 11025, 11480, 12054, 12250, 12300, 12600, 12915, 14350, 14700, 14760, 15375, 15750, 16072, 17220, 17640, 18081, 18375, 18450, 20090, 20500, 20664, 21000, 21525, 22050, 24108, 24500, 24600, 25830, 28700, 29400, 30135, 30750, 31500, 34440, 35875, 36162, 36750, 36900, 40180, 41000, 43050, 44100, 46125, 48216, 49000, 50225, 51660, 55125, 57400, 60270, 61500, 63000, 64575, 71750, 72324, 73500, 73800, 80360, 86100, 88200, 90405, 92250, 100450, 103320, 107625, 110250, 120540, 123000, 129150, 143500, 144648, 147000, 150675, 172200, 180810, 184500, 200900, 215250, 220500, 241080, 251125, 258300, 287000, 301350, 322875, 361620, 369000, 401800, 430500, 441000, 452025, 502250, 516600, 602700, 645750, 723240, 753375, 861000, 904050, 1004500, 1205400, 1291500, 1506750, 1808100, 2009000, 2260125, 2583000, 3013500, 3616200, 4520250, 6027000, 9040500, 18081000]

約数ペア:

[(1, 18081000), (2, 9040500), (3, 6027000), (4, 4520250), (5, 3616200), (6, 3013500), (7, 2583000), (8, 2260125), (9, 2009000), (10, 1808100), (12, 1506750), (14, 1291500), (15, 1205400), (18, 1004500), (20, 904050), (21, 861000), (24, 753375), (25, 723240), (28, 645750), (30, 602700), (35, 516600), (36, 502250), (40, 452025), (41, 441000), (42, 430500), (45, 401800), (49, 369000), (50, 361620), (56, 322875), (60, 301350), (63, 287000), (70, 258300), (72, 251125), (75, 241080), (82, 220500), (84, 215250), (90, 200900), (98, 184500), (100, 180810), (105, 172200), (120, 150675), (123, 147000), (125, 144648), (126, 143500), (140, 129150), (147, 123000), (150, 120540), (164, 110250), (168, 107625), (175, 103320), (180, 100450), (196, 92250), (200, 90405), (205, 88200), (210, 86100), (225, 80360), (245, 73800), (246, 73500), (250, 72324), (252, 71750), (280, 64575), (287, 63000), (294, 61500), (300, 60270), (315, 57400), (328, 55125), (350, 51660), (360, 50225), (369, 49000), (375, 48216), (392, 46125), (410, 44100), (420, 43050), (441, 41000), (450, 40180), (490, 36900), (492, 36750), (500, 36162), (504, 35875), (525, 34440), (574, 31500), (588, 30750), (600, 30135), (615, 29400), (630, 28700), (700, 25830), (735, 24600), (738, 24500), (750, 24108), (820, 22050), (840, 21525), (861, 21000), (875, 20664), (882, 20500), (900, 20090), (980, 18450), (984, 18375), (1000, 18081), (1025, 17640), (1050, 17220), (1125, 16072), (1148, 15750), (1176, 15375), (1225, 14760), (1230, 14700), (1260, 14350), (1400, 12915), (1435, 12600), (1470, 12300), (1476, 12250), (1500, 12054), (1575, 11480), (1640, 11025), (1722, 10500), (1750, 10332), (1764, 10250), (1800, 10045), (1845, 9800), (1960, 9225), (2009, 9000), (2050, 8820), (2100, 8610), (2205, 8200), (2250, 8036), (2296, 7875), (2450, 7380), (2460, 7350), (2520, 7175), (2583, 7000), (2625, 6888), (2870, 6300), (2940, 6150), (2952, 6125), (3000, 6027), (3075, 5880), (3150, 5740), (3444, 5250), (3500, 5166), (3528, 5125), (3675, 4920), (3690, 4900), (4018, 4500), (4100, 4410), (4200, 4305)]