18494280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:244

約数の個数: 192

約数和(自身を含む): 70761600

約数和(自身を除く): 52267320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 41, 42, 45, 56, 60, 63, 70, 72, 82, 84, 90, 105, 120, 123, 126, 140, 164, 168, 179, 180, 205, 210, 246, 252, 280, 287, 315, 328, 358, 360, 369, 410, 420, 492, 504, 537, 574, 615, 630, 716, 738, 820, 840, 861, 895, 984, 1074, 1148, 1230, 1253, 1260, 1432, 1435, 1476, 1611, 1640, 1722, 1790, 1845, 2148, 2296, 2460, 2506, 2520, 2583, 2685, 2870, 2952, 3222, 3444, 3580, 3690, 3759, 4296, 4305, 4920, 5012, 5166, 5370, 5740, 6265, 6444, 6888, 7160, 7339, 7380, 7518, 8055, 8610, 10024, 10332, 10740, 11277, 11480, 12530, 12888, 12915, 14678, 14760, 15036, 16110, 17220, 18795, 20664, 21480, 22017, 22554, 25060, 25830, 29356, 30072, 32220, 34440, 36695, 37590, 44034, 45108, 50120, 51373, 51660, 56385, 58712, 64440, 66051, 73390, 75180, 88068, 90216, 102746, 103320, 110085, 112770, 132102, 146780, 150360, 154119, 176136, 205492, 220170, 225540, 256865, 264204, 293560, 308238, 330255, 410984, 440340, 451080, 462357, 513730, 528408, 616476, 660510, 770595, 880680, 924714, 1027460, 1232952, 1321020, 1541190, 1849428, 2054920, 2311785, 2642040, 3082380, 3698856, 4623570, 6164760, 9247140, 18494280]

約数ペア:

[(1, 18494280), (2, 9247140), (3, 6164760), (4, 4623570), (5, 3698856), (6, 3082380), (7, 2642040), (8, 2311785), (9, 2054920), (10, 1849428), (12, 1541190), (14, 1321020), (15, 1232952), (18, 1027460), (20, 924714), (21, 880680), (24, 770595), (28, 660510), (30, 616476), (35, 528408), (36, 513730), (40, 462357), (41, 451080), (42, 440340), (45, 410984), (56, 330255), (60, 308238), (63, 293560), (70, 264204), (72, 256865), (82, 225540), (84, 220170), (90, 205492), (105, 176136), (120, 154119), (123, 150360), (126, 146780), (140, 132102), (164, 112770), (168, 110085), (179, 103320), (180, 102746), (205, 90216), (210, 88068), (246, 75180), (252, 73390), (280, 66051), (287, 64440), (315, 58712), (328, 56385), (358, 51660), (360, 51373), (369, 50120), (410, 45108), (420, 44034), (492, 37590), (504, 36695), (537, 34440), (574, 32220), (615, 30072), (630, 29356), (716, 25830), (738, 25060), (820, 22554), (840, 22017), (861, 21480), (895, 20664), (984, 18795), (1074, 17220), (1148, 16110), (1230, 15036), (1253, 14760), (1260, 14678), (1432, 12915), (1435, 12888), (1476, 12530), (1611, 11480), (1640, 11277), (1722, 10740), (1790, 10332), (1845, 10024), (2148, 8610), (2296, 8055), (2460, 7518), (2506, 7380), (2520, 7339), (2583, 7160), (2685, 6888), (2870, 6444), (2952, 6265), (3222, 5740), (3444, 5370), (3580, 5166), (3690, 5012), (3759, 4920), (4296, 4305)]