51261840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{1453}}^1$

素因数の和:1486

約数の個数: 180

約数和(自身を含む): 200399004

約数和(自身を除く): 149137164

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1453, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2906, 2940, 3528, 3920, 4359, 4410, 5040, 5812, 5880, 7056, 7265, 8718, 8820, 10171, 11624, 11760, 13077, 14530, 17436, 17640, 20342, 21795, 23248, 26154, 29060, 30513, 34872, 35280, 40684, 43590, 50855, 52308, 58120, 61026, 65385, 69744, 71197, 81368, 87180, 91539, 101710, 104616, 116240, 122052, 130770, 142394, 152565, 162736, 174360, 183078, 203420, 209232, 213591, 244104, 261540, 284788, 305130, 348720, 355985, 366156, 406840, 427182, 457695, 488208, 523080, 569576, 610260, 640773, 711970, 732312, 813680, 854364, 915390, 1046160, 1067955, 1139152, 1220520, 1281546, 1423940, 1464624, 1708728, 1830780, 2135910, 2441040, 2563092, 2847880, 3203865, 3417456, 3661560, 4271820, 5126184, 5695760, 6407730, 7323120, 8543640, 10252368, 12815460, 17087280, 25630920, 51261840]

約数ペア:

[(1, 51261840), (2, 25630920), (3, 17087280), (4, 12815460), (5, 10252368), (6, 8543640), (7, 7323120), (8, 6407730), (9, 5695760), (10, 5126184), (12, 4271820), (14, 3661560), (15, 3417456), (16, 3203865), (18, 2847880), (20, 2563092), (21, 2441040), (24, 2135910), (28, 1830780), (30, 1708728), (35, 1464624), (36, 1423940), (40, 1281546), (42, 1220520), (45, 1139152), (48, 1067955), (49, 1046160), (56, 915390), (60, 854364), (63, 813680), (70, 732312), (72, 711970), (80, 640773), (84, 610260), (90, 569576), (98, 523080), (105, 488208), (112, 457695), (120, 427182), (126, 406840), (140, 366156), (144, 355985), (147, 348720), (168, 305130), (180, 284788), (196, 261540), (210, 244104), (240, 213591), (245, 209232), (252, 203420), (280, 183078), (294, 174360), (315, 162736), (336, 152565), (360, 142394), (392, 130770), (420, 122052), (441, 116240), (490, 104616), (504, 101710), (560, 91539), (588, 87180), (630, 81368), (720, 71197), (735, 69744), (784, 65385), (840, 61026), (882, 58120), (980, 52308), (1008, 50855), (1176, 43590), (1260, 40684), (1453, 35280), (1470, 34872), (1680, 30513), (1764, 29060), (1960, 26154), (2205, 23248), (2352, 21795), (2520, 20342), (2906, 17640), (2940, 17436), (3528, 14530), (3920, 13077), (4359, 11760), (4410, 11624), (5040, 10171), (5812, 8820), (5880, 8718), (7056, 7265)]