209197120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{577}}^1$

素因数の和:708

約数の個数: 112

約数和(自身を含む): 549664128

約数和(自身を除く): 340467008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 103, 110, 160, 176, 206, 220, 320, 352, 412, 440, 515, 577, 704, 824, 880, 1030, 1133, 1154, 1648, 1760, 2060, 2266, 2308, 2885, 3296, 3520, 4120, 4532, 4616, 5665, 5770, 6347, 6592, 8240, 9064, 9232, 11330, 11540, 12694, 16480, 18128, 18464, 22660, 23080, 25388, 31735, 32960, 36256, 36928, 45320, 46160, 50776, 59431, 63470, 72512, 90640, 92320, 101552, 118862, 126940, 181280, 184640, 203104, 237724, 253880, 297155, 362560, 406208, 475448, 507760, 594310, 653741, 950896, 1015520, 1188620, 1307482, 1901792, 2031040, 2377240, 2614964, 3268705, 3803584, 4754480, 5229928, 6537410, 9508960, 10459856, 13074820, 19017920, 20919712, 26149640, 41839424, 52299280, 104598560, 209197120]

約数ペア:

[(1, 209197120), (2, 104598560), (4, 52299280), (5, 41839424), (8, 26149640), (10, 20919712), (11, 19017920), (16, 13074820), (20, 10459856), (22, 9508960), (32, 6537410), (40, 5229928), (44, 4754480), (55, 3803584), (64, 3268705), (80, 2614964), (88, 2377240), (103, 2031040), (110, 1901792), (160, 1307482), (176, 1188620), (206, 1015520), (220, 950896), (320, 653741), (352, 594310), (412, 507760), (440, 475448), (515, 406208), (577, 362560), (704, 297155), (824, 253880), (880, 237724), (1030, 203104), (1133, 184640), (1154, 181280), (1648, 126940), (1760, 118862), (2060, 101552), (2266, 92320), (2308, 90640), (2885, 72512), (3296, 63470), (3520, 59431), (4120, 50776), (4532, 46160), (4616, 45320), (5665, 36928), (5770, 36256), (6347, 32960), (6592, 31735), (8240, 25388), (9064, 23080), (9232, 22660), (11330, 18464), (11540, 18128), (12694, 16480)]