206990100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2473}}^1$

素因数の和:2527

約数の個数: 144

約数和(自身を含む): 687178240

約数和(自身を除く): 480188140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 31, 36, 45, 50, 54, 60, 62, 75, 90, 93, 100, 108, 124, 135, 150, 155, 180, 186, 225, 270, 279, 300, 310, 372, 450, 465, 540, 558, 620, 675, 775, 837, 900, 930, 1116, 1350, 1395, 1550, 1674, 1860, 2325, 2473, 2700, 2790, 3100, 3348, 4185, 4650, 4946, 5580, 6975, 7419, 8370, 9300, 9892, 12365, 13950, 14838, 16740, 20925, 22257, 24730, 27900, 29676, 37095, 41850, 44514, 49460, 61825, 66771, 74190, 76663, 83700, 89028, 111285, 123650, 133542, 148380, 153326, 185475, 222570, 229989, 247300, 267084, 306652, 333855, 370950, 383315, 445140, 459978, 556425, 667710, 689967, 741900, 766630, 919956, 1112850, 1149945, 1335420, 1379934, 1533260, 1669275, 1916575, 2069901, 2225700, 2299890, 2759868, 3338550, 3449835, 3833150, 4139802, 4599780, 5749725, 6677100, 6899670, 7666300, 8279604, 10349505, 11499450, 13799340, 17249175, 20699010, 22998900, 34498350, 41398020, 51747525, 68996700, 103495050, 206990100]

約数ペア:

[(1, 206990100), (2, 103495050), (3, 68996700), (4, 51747525), (5, 41398020), (6, 34498350), (9, 22998900), (10, 20699010), (12, 17249175), (15, 13799340), (18, 11499450), (20, 10349505), (25, 8279604), (27, 7666300), (30, 6899670), (31, 6677100), (36, 5749725), (45, 4599780), (50, 4139802), (54, 3833150), (60, 3449835), (62, 3338550), (75, 2759868), (90, 2299890), (93, 2225700), (100, 2069901), (108, 1916575), (124, 1669275), (135, 1533260), (150, 1379934), (155, 1335420), (180, 1149945), (186, 1112850), (225, 919956), (270, 766630), (279, 741900), (300, 689967), (310, 667710), (372, 556425), (450, 459978), (465, 445140), (540, 383315), (558, 370950), (620, 333855), (675, 306652), (775, 267084), (837, 247300), (900, 229989), (930, 222570), (1116, 185475), (1350, 153326), (1395, 148380), (1550, 133542), (1674, 123650), (1860, 111285), (2325, 89028), (2473, 83700), (2700, 76663), (2790, 74190), (3100, 66771), (3348, 61825), (4185, 49460), (4650, 44514), (4946, 41850), (5580, 37095), (6975, 29676), (7419, 27900), (8370, 24730), (9300, 22257), (9892, 20925), (12365, 16740), (13950, 14838)]