89386640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:341

約数の個数: 160

約数和(自身を含む): 259031040

約数和(自身を除く): 169644400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 190, 217, 248, 266, 271, 280, 304, 310, 380, 434, 496, 532, 542, 560, 589, 620, 665, 760, 868, 1064, 1084, 1085, 1178, 1240, 1330, 1355, 1520, 1736, 1897, 2128, 2168, 2170, 2356, 2480, 2660, 2710, 2945, 3472, 3794, 4123, 4336, 4340, 4712, 5149, 5320, 5420, 5890, 7588, 8246, 8401, 8680, 9424, 9485, 10298, 10640, 10840, 11780, 15176, 16492, 16802, 17360, 18970, 20596, 20615, 21680, 23560, 25745, 30352, 32984, 33604, 36043, 37940, 41192, 41230, 42005, 47120, 51490, 58807, 65968, 67208, 72086, 75880, 82384, 82460, 84010, 102980, 117614, 134416, 144172, 151760, 159619, 164920, 168020, 180215, 205960, 235228, 288344, 294035, 319238, 329840, 336040, 360430, 411920, 470456, 576688, 588070, 638476, 672080, 720860, 798095, 940912, 1117333, 1176140, 1276952, 1441720, 1596190, 2234666, 2352280, 2553904, 2883440, 3192380, 4469332, 4704560, 5586665, 6384760, 8938664, 11173330, 12769520, 17877328, 22346660, 44693320, 89386640]

約数ペア:

[(1, 89386640), (2, 44693320), (4, 22346660), (5, 17877328), (7, 12769520), (8, 11173330), (10, 8938664), (14, 6384760), (16, 5586665), (19, 4704560), (20, 4469332), (28, 3192380), (31, 2883440), (35, 2553904), (38, 2352280), (40, 2234666), (56, 1596190), (62, 1441720), (70, 1276952), (76, 1176140), (80, 1117333), (95, 940912), (112, 798095), (124, 720860), (133, 672080), (140, 638476), (152, 588070), (155, 576688), (190, 470456), (217, 411920), (248, 360430), (266, 336040), (271, 329840), (280, 319238), (304, 294035), (310, 288344), (380, 235228), (434, 205960), (496, 180215), (532, 168020), (542, 164920), (560, 159619), (589, 151760), (620, 144172), (665, 134416), (760, 117614), (868, 102980), (1064, 84010), (1084, 82460), (1085, 82384), (1178, 75880), (1240, 72086), (1330, 67208), (1355, 65968), (1520, 58807), (1736, 51490), (1897, 47120), (2128, 42005), (2168, 41230), (2170, 41192), (2356, 37940), (2480, 36043), (2660, 33604), (2710, 32984), (2945, 30352), (3472, 25745), (3794, 23560), (4123, 21680), (4336, 20615), (4340, 20596), (4712, 18970), (5149, 17360), (5320, 16802), (5420, 16492), (5890, 15176), (7588, 11780), (8246, 10840), (8401, 10640), (8680, 10298), (9424, 9485)]