19118700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:193

約数の個数: 144

約数和(自身を含む): 62947360

約数和(自身を除く): 43828660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 73, 75, 90, 97, 100, 108, 135, 146, 150, 180, 194, 219, 225, 270, 291, 292, 300, 365, 388, 438, 450, 485, 540, 582, 657, 675, 730, 873, 876, 900, 970, 1095, 1164, 1314, 1350, 1455, 1460, 1746, 1825, 1940, 1971, 2190, 2425, 2619, 2628, 2700, 2910, 3285, 3492, 3650, 3942, 4365, 4380, 4850, 5238, 5475, 5820, 6570, 7081, 7275, 7300, 7884, 8730, 9700, 9855, 10476, 10950, 13095, 13140, 14162, 14550, 16425, 17460, 19710, 21243, 21825, 21900, 26190, 28324, 29100, 32850, 35405, 39420, 42486, 43650, 49275, 52380, 63729, 65475, 65700, 70810, 84972, 87300, 98550, 106215, 127458, 130950, 141620, 177025, 191187, 197100, 212430, 254916, 261900, 318645, 354050, 382374, 424860, 531075, 637290, 708100, 764748, 955935, 1062150, 1274580, 1593225, 1911870, 2124300, 3186450, 3823740, 4779675, 6372900, 9559350, 19118700]

約数ペア:

[(1, 19118700), (2, 9559350), (3, 6372900), (4, 4779675), (5, 3823740), (6, 3186450), (9, 2124300), (10, 1911870), (12, 1593225), (15, 1274580), (18, 1062150), (20, 955935), (25, 764748), (27, 708100), (30, 637290), (36, 531075), (45, 424860), (50, 382374), (54, 354050), (60, 318645), (73, 261900), (75, 254916), (90, 212430), (97, 197100), (100, 191187), (108, 177025), (135, 141620), (146, 130950), (150, 127458), (180, 106215), (194, 98550), (219, 87300), (225, 84972), (270, 70810), (291, 65700), (292, 65475), (300, 63729), (365, 52380), (388, 49275), (438, 43650), (450, 42486), (485, 39420), (540, 35405), (582, 32850), (657, 29100), (675, 28324), (730, 26190), (873, 21900), (876, 21825), (900, 21243), (970, 19710), (1095, 17460), (1164, 16425), (1314, 14550), (1350, 14162), (1455, 13140), (1460, 13095), (1746, 10950), (1825, 10476), (1940, 9855), (1971, 9700), (2190, 8730), (2425, 7884), (2619, 7300), (2628, 7275), (2700, 7081), (2910, 6570), (3285, 5820), (3492, 5475), (3650, 5238), (3942, 4850), (4365, 4380)]