209006880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{673}}^1$

素因数の和:1338

約数の個数: 96

約数和(自身を含む): 660369024

約数和(自身を除く): 451362144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 647, 673, 1294, 1346, 1941, 2019, 2588, 2692, 3235, 3365, 3882, 4038, 5176, 5384, 6470, 6730, 7764, 8076, 9705, 10095, 10352, 10768, 12940, 13460, 15528, 16152, 19410, 20190, 20704, 21536, 25880, 26920, 31056, 32304, 38820, 40380, 51760, 53840, 62112, 64608, 77640, 80760, 103520, 107680, 155280, 161520, 310560, 323040, 435431, 870862, 1306293, 1741724, 2177155, 2612586, 3483448, 4354310, 5225172, 6531465, 6966896, 8708620, 10450344, 13062930, 13933792, 17417240, 20900688, 26125860, 34834480, 41801376, 52251720, 69668960, 104503440, 209006880]

約数ペア:

[(1, 209006880), (2, 104503440), (3, 69668960), (4, 52251720), (5, 41801376), (6, 34834480), (8, 26125860), (10, 20900688), (12, 17417240), (15, 13933792), (16, 13062930), (20, 10450344), (24, 8708620), (30, 6966896), (32, 6531465), (40, 5225172), (48, 4354310), (60, 3483448), (80, 2612586), (96, 2177155), (120, 1741724), (160, 1306293), (240, 870862), (480, 435431), (647, 323040), (673, 310560), (1294, 161520), (1346, 155280), (1941, 107680), (2019, 103520), (2588, 80760), (2692, 77640), (3235, 64608), (3365, 62112), (3882, 53840), (4038, 51760), (5176, 40380), (5384, 38820), (6470, 32304), (6730, 31056), (7764, 26920), (8076, 25880), (9705, 21536), (10095, 20704), (10352, 20190), (10768, 19410), (12940, 16152), (13460, 15528)]