16906960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:273

約数の個数: 120

約数和(自身を含む): 48345120

約数和(自身を除く): 31438160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 227, 245, 266, 280, 304, 380, 392, 454, 490, 532, 560, 665, 760, 784, 908, 931, 980, 1064, 1135, 1330, 1520, 1589, 1816, 1862, 1960, 2128, 2270, 2660, 3178, 3632, 3724, 3920, 4313, 4540, 4655, 5320, 6356, 7448, 7945, 8626, 9080, 9310, 10640, 11123, 12712, 14896, 15890, 17252, 18160, 18620, 21565, 22246, 25424, 30191, 31780, 34504, 37240, 43130, 44492, 55615, 60382, 63560, 69008, 74480, 86260, 88984, 111230, 120764, 127120, 150955, 172520, 177968, 211337, 222460, 241528, 301910, 345040, 422674, 444920, 483056, 603820, 845348, 889840, 1056685, 1207640, 1690696, 2113370, 2415280, 3381392, 4226740, 8453480, 16906960]

約数ペア:

[(1, 16906960), (2, 8453480), (4, 4226740), (5, 3381392), (7, 2415280), (8, 2113370), (10, 1690696), (14, 1207640), (16, 1056685), (19, 889840), (20, 845348), (28, 603820), (35, 483056), (38, 444920), (40, 422674), (49, 345040), (56, 301910), (70, 241528), (76, 222460), (80, 211337), (95, 177968), (98, 172520), (112, 150955), (133, 127120), (140, 120764), (152, 111230), (190, 88984), (196, 86260), (227, 74480), (245, 69008), (266, 63560), (280, 60382), (304, 55615), (380, 44492), (392, 43130), (454, 37240), (490, 34504), (532, 31780), (560, 30191), (665, 25424), (760, 22246), (784, 21565), (908, 18620), (931, 18160), (980, 17252), (1064, 15890), (1135, 14896), (1330, 12712), (1520, 11123), (1589, 10640), (1816, 9310), (1862, 9080), (1960, 8626), (2128, 7945), (2270, 7448), (2660, 6356), (3178, 5320), (3632, 4655), (3724, 4540), (3920, 4313)]