204299820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 649678848

約数和(自身を除く): 445379028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 127, 135, 162, 180, 243, 254, 270, 324, 331, 381, 405, 486, 508, 540, 635, 662, 762, 810, 972, 993, 1143, 1215, 1270, 1324, 1524, 1620, 1655, 1905, 1986, 2286, 2430, 2540, 2979, 3310, 3429, 3810, 3972, 4572, 4860, 4965, 5715, 5958, 6620, 6858, 7620, 8937, 9930, 10287, 11430, 11916, 13716, 14895, 17145, 17874, 19860, 20574, 22860, 26811, 29790, 30861, 34290, 35748, 41148, 42037, 44685, 51435, 53622, 59580, 61722, 68580, 80433, 84074, 89370, 102870, 107244, 123444, 126111, 134055, 154305, 160866, 168148, 178740, 205740, 210185, 252222, 268110, 308610, 321732, 378333, 402165, 420370, 504444, 536220, 617220, 630555, 756666, 804330, 840740, 1134999, 1261110, 1513332, 1608660, 1891665, 2269998, 2522220, 3404997, 3783330, 4539996, 5674995, 6809994, 7566660, 10214991, 11349990, 13619988, 17024985, 20429982, 22699980, 34049970, 40859964, 51074955, 68099940, 102149910, 204299820]

約数ペア:

[(1, 204299820), (2, 102149910), (3, 68099940), (4, 51074955), (5, 40859964), (6, 34049970), (9, 22699980), (10, 20429982), (12, 17024985), (15, 13619988), (18, 11349990), (20, 10214991), (27, 7566660), (30, 6809994), (36, 5674995), (45, 4539996), (54, 3783330), (60, 3404997), (81, 2522220), (90, 2269998), (108, 1891665), (127, 1608660), (135, 1513332), (162, 1261110), (180, 1134999), (243, 840740), (254, 804330), (270, 756666), (324, 630555), (331, 617220), (381, 536220), (405, 504444), (486, 420370), (508, 402165), (540, 378333), (635, 321732), (662, 308610), (762, 268110), (810, 252222), (972, 210185), (993, 205740), (1143, 178740), (1215, 168148), (1270, 160866), (1324, 154305), (1524, 134055), (1620, 126111), (1655, 123444), (1905, 107244), (1986, 102870), (2286, 89370), (2430, 84074), (2540, 80433), (2979, 68580), (3310, 61722), (3429, 59580), (3810, 53622), (3972, 51435), (4572, 44685), (4860, 42037), (4965, 41148), (5715, 35748), (5958, 34290), (6620, 30861), (6858, 29790), (7620, 26811), (8937, 22860), (9930, 20574), (10287, 19860), (11430, 17874), (11916, 17145), (13716, 14895)]