19165320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:539

約数の個数: 96

約数和(自身を含む): 62899200

約数和(自身を除く): 43733880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 139, 180, 278, 360, 383, 417, 556, 695, 766, 834, 1112, 1149, 1251, 1390, 1532, 1668, 1915, 2085, 2298, 2502, 2780, 3064, 3336, 3447, 3830, 4170, 4596, 5004, 5560, 5745, 6255, 6894, 7660, 8340, 9192, 10008, 11490, 12510, 13788, 15320, 16680, 17235, 22980, 25020, 27576, 34470, 45960, 50040, 53237, 68940, 106474, 137880, 159711, 212948, 266185, 319422, 425896, 479133, 532370, 638844, 798555, 958266, 1064740, 1277688, 1597110, 1916532, 2129480, 2395665, 3194220, 3833064, 4791330, 6388440, 9582660, 19165320]

約数ペア:

[(1, 19165320), (2, 9582660), (3, 6388440), (4, 4791330), (5, 3833064), (6, 3194220), (8, 2395665), (9, 2129480), (10, 1916532), (12, 1597110), (15, 1277688), (18, 1064740), (20, 958266), (24, 798555), (30, 638844), (36, 532370), (40, 479133), (45, 425896), (60, 319422), (72, 266185), (90, 212948), (120, 159711), (139, 137880), (180, 106474), (278, 68940), (360, 53237), (383, 50040), (417, 45960), (556, 34470), (695, 27576), (766, 25020), (834, 22980), (1112, 17235), (1149, 16680), (1251, 15320), (1390, 13788), (1532, 12510), (1668, 11490), (1915, 10008), (2085, 9192), (2298, 8340), (2502, 7660), (2780, 6894), (3064, 6255), (3336, 5745), (3447, 5560), (3830, 5004), (4170, 4596)]