27987120

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{617}}^1$

素因数の和:649

約数の個数: 200

約数和(自身を含む): 111269664

約数和(自身を除く): 83282544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 504, 540, 560, 567, 617, 630, 648, 720, 756, 810, 840, 945, 1008, 1080, 1134, 1234, 1260, 1296, 1512, 1620, 1680, 1851, 1890, 2160, 2268, 2468, 2520, 2835, 3024, 3085, 3240, 3702, 3780, 4319, 4536, 4936, 5040, 5553, 5670, 6170, 6480, 7404, 7560, 8638, 9072, 9255, 9872, 11106, 11340, 12340, 12957, 14808, 15120, 16659, 17276, 18510, 21595, 22212, 22680, 24680, 25914, 27765, 29616, 33318, 34552, 37020, 38871, 43190, 44424, 45360, 49360, 49977, 51828, 55530, 64785, 66636, 69104, 74040, 77742, 83295, 86380, 88848, 99954, 103656, 111060, 116613, 129570, 133272, 148080, 155484, 166590, 172760, 194355, 199908, 207312, 222120, 233226, 249885, 259140, 266544, 310968, 333180, 345520, 349839, 388710, 399816, 444240, 466452, 499770, 518280, 583065, 621936, 666360, 699678, 777420, 799632, 932904, 999540, 1036560, 1166130, 1332720, 1399356, 1554840, 1749195, 1865808, 1999080, 2332260, 2798712, 3109680, 3498390, 3998160, 4664520, 5597424, 6996780, 9329040, 13993560, 27987120]

約数ペア:

[(1, 27987120), (2, 13993560), (3, 9329040), (4, 6996780), (5, 5597424), (6, 4664520), (7, 3998160), (8, 3498390), (9, 3109680), (10, 2798712), (12, 2332260), (14, 1999080), (15, 1865808), (16, 1749195), (18, 1554840), (20, 1399356), (21, 1332720), (24, 1166130), (27, 1036560), (28, 999540), (30, 932904), (35, 799632), (36, 777420), (40, 699678), (42, 666360), (45, 621936), (48, 583065), (54, 518280), (56, 499770), (60, 466452), (63, 444240), (70, 399816), (72, 388710), (80, 349839), (81, 345520), (84, 333180), (90, 310968), (105, 266544), (108, 259140), (112, 249885), (120, 233226), (126, 222120), (135, 207312), (140, 199908), (144, 194355), (162, 172760), (168, 166590), (180, 155484), (189, 148080), (210, 133272), (216, 129570), (240, 116613), (252, 111060), (270, 103656), (280, 99954), (315, 88848), (324, 86380), (336, 83295), (360, 77742), (378, 74040), (405, 69104), (420, 66636), (432, 64785), (504, 55530), (540, 51828), (560, 49977), (567, 49360), (617, 45360), (630, 44424), (648, 43190), (720, 38871), (756, 37020), (810, 34552), (840, 33318), (945, 29616), (1008, 27765), (1080, 25914), (1134, 24680), (1234, 22680), (1260, 22212), (1296, 21595), (1512, 18510), (1620, 17276), (1680, 16659), (1851, 15120), (1890, 14808), (2160, 12957), (2268, 12340), (2468, 11340), (2520, 11106), (2835, 9872), (3024, 9255), (3085, 9072), (3240, 8638), (3702, 7560), (3780, 7404), (4319, 6480), (4536, 6170), (4936, 5670), (5040, 5553)]