206899440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{719}}^1$

素因数の和:855

約数の個数: 160

約数和(自身を含む): 707097600

約数和(自身を除く): 500198160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 109, 110, 120, 132, 165, 176, 218, 220, 240, 264, 327, 330, 436, 440, 528, 545, 654, 660, 719, 872, 880, 1090, 1199, 1308, 1320, 1438, 1635, 1744, 2157, 2180, 2398, 2616, 2640, 2876, 3270, 3595, 3597, 4314, 4360, 4796, 5232, 5752, 5995, 6540, 7190, 7194, 7909, 8628, 8720, 9592, 10785, 11504, 11990, 13080, 14380, 14388, 15818, 17256, 17985, 19184, 21570, 23727, 23980, 26160, 28760, 28776, 31636, 34512, 35970, 39545, 43140, 47454, 47960, 57520, 57552, 63272, 71940, 78371, 79090, 86280, 94908, 95920, 118635, 126544, 143880, 156742, 158180, 172560, 189816, 235113, 237270, 287760, 313484, 316360, 379632, 391855, 470226, 474540, 626968, 632720, 783710, 862081, 940452, 949080, 1175565, 1253936, 1567420, 1724162, 1880904, 1898160, 2351130, 2586243, 3134840, 3448324, 3761808, 4310405, 4702260, 5172486, 6269680, 6896648, 8620810, 9404520, 10344972, 12931215, 13793296, 17241620, 18809040, 20689944, 25862430, 34483240, 41379888, 51724860, 68966480, 103449720, 206899440]

約数ペア:

[(1, 206899440), (2, 103449720), (3, 68966480), (4, 51724860), (5, 41379888), (6, 34483240), (8, 25862430), (10, 20689944), (11, 18809040), (12, 17241620), (15, 13793296), (16, 12931215), (20, 10344972), (22, 9404520), (24, 8620810), (30, 6896648), (33, 6269680), (40, 5172486), (44, 4702260), (48, 4310405), (55, 3761808), (60, 3448324), (66, 3134840), (80, 2586243), (88, 2351130), (109, 1898160), (110, 1880904), (120, 1724162), (132, 1567420), (165, 1253936), (176, 1175565), (218, 949080), (220, 940452), (240, 862081), (264, 783710), (327, 632720), (330, 626968), (436, 474540), (440, 470226), (528, 391855), (545, 379632), (654, 316360), (660, 313484), (719, 287760), (872, 237270), (880, 235113), (1090, 189816), (1199, 172560), (1308, 158180), (1320, 156742), (1438, 143880), (1635, 126544), (1744, 118635), (2157, 95920), (2180, 94908), (2398, 86280), (2616, 79090), (2640, 78371), (2876, 71940), (3270, 63272), (3595, 57552), (3597, 57520), (4314, 47960), (4360, 47454), (4796, 43140), (5232, 39545), (5752, 35970), (5995, 34512), (6540, 31636), (7190, 28776), (7194, 28760), (7909, 26160), (8628, 23980), (8720, 23727), (9592, 21570), (10785, 19184), (11504, 17985), (11990, 17256), (13080, 15818), (14380, 14388)]