209359440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{929}}^1$

素因数の和:1261

約数の個数: 120

約数和(自身を含む): 706104360

約数和(自身を除く): 496744920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 313, 360, 626, 720, 929, 939, 1252, 1565, 1858, 1878, 2504, 2787, 2817, 3130, 3716, 3756, 4645, 4695, 5008, 5574, 5634, 6260, 7432, 7512, 8361, 9290, 9390, 11148, 11268, 12520, 13935, 14085, 14864, 15024, 16722, 18580, 18780, 22296, 22536, 25040, 27870, 28170, 33444, 37160, 37560, 41805, 44592, 45072, 55740, 56340, 66888, 74320, 75120, 83610, 111480, 112680, 133776, 167220, 222960, 225360, 290777, 334440, 581554, 668880, 872331, 1163108, 1453885, 1744662, 2326216, 2616993, 2907770, 3489324, 4361655, 4652432, 5233986, 5815540, 6978648, 8723310, 10467972, 11631080, 13084965, 13957296, 17446620, 20935944, 23262160, 26169930, 34893240, 41871888, 52339860, 69786480, 104679720, 209359440]

約数ペア:

[(1, 209359440), (2, 104679720), (3, 69786480), (4, 52339860), (5, 41871888), (6, 34893240), (8, 26169930), (9, 23262160), (10, 20935944), (12, 17446620), (15, 13957296), (16, 13084965), (18, 11631080), (20, 10467972), (24, 8723310), (30, 6978648), (36, 5815540), (40, 5233986), (45, 4652432), (48, 4361655), (60, 3489324), (72, 2907770), (80, 2616993), (90, 2326216), (120, 1744662), (144, 1453885), (180, 1163108), (240, 872331), (313, 668880), (360, 581554), (626, 334440), (720, 290777), (929, 225360), (939, 222960), (1252, 167220), (1565, 133776), (1858, 112680), (1878, 111480), (2504, 83610), (2787, 75120), (2817, 74320), (3130, 66888), (3716, 56340), (3756, 55740), (4645, 45072), (4695, 44592), (5008, 41805), (5574, 37560), (5634, 37160), (6260, 33444), (7432, 28170), (7512, 27870), (8361, 25040), (9290, 22536), (9390, 22296), (11148, 18780), (11268, 18580), (12520, 16722), (13935, 15024), (14085, 14864)]