209845440

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{1487}}^1$

素因数の和:1524

約数の個数: 252

約数和(自身を含む): 840187296

約数和(自身を除く): 630341856

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 672, 720, 735, 784, 840, 882, 960, 980, 1008, 1120, 1176, 1260, 1344, 1440, 1470, 1487, 1568, 1680, 1764, 1960, 2016, 2205, 2240, 2352, 2520, 2880, 2940, 2974, 3136, 3360, 3528, 3920, 4032, 4410, 4461, 4704, 5040, 5880, 5948, 6720, 7056, 7435, 7840, 8820, 8922, 9408, 10080, 10409, 11760, 11896, 13383, 14112, 14870, 15680, 17640, 17844, 20160, 20818, 22305, 23520, 23792, 26766, 28224, 29740, 31227, 35280, 35688, 41636, 44610, 47040, 47584, 52045, 53532, 59480, 62454, 66915, 70560, 71376, 72863, 83272, 89220, 93681, 95168, 104090, 107064, 118960, 124908, 133830, 141120, 142752, 145726, 156135, 166544, 178440, 187362, 208180, 214128, 218589, 237920, 249816, 267660, 285504, 291452, 312270, 333088, 356880, 364315, 374724, 416360, 428256, 437178, 468405, 475840, 499632, 535320, 582904, 624540, 655767, 666176, 713760, 728630, 749448, 832720, 856512, 874356, 936810, 999264, 1070640, 1092945, 1165808, 1249080, 1311534, 1427520, 1457260, 1498896, 1665440, 1748712, 1873620, 1998528, 2141280, 2185890, 2331616, 2498160, 2623068, 2914520, 2997792, 3278835, 3330880, 3497424, 3747240, 4282560, 4371780, 4663232, 4996320, 5246136, 5829040, 5995584, 6557670, 6994848, 7494480, 8743560, 9992640, 10492272, 11658080, 13115340, 13989696, 14988960, 17487120, 20984544, 23316160, 26230680, 29977920, 34974240, 41969088, 52461360, 69948480, 104922720, 209845440]

約数ペア:

[(1, 209845440), (2, 104922720), (3, 69948480), (4, 52461360), (5, 41969088), (6, 34974240), (7, 29977920), (8, 26230680), (9, 23316160), (10, 20984544), (12, 17487120), (14, 14988960), (15, 13989696), (16, 13115340), (18, 11658080), (20, 10492272), (21, 9992640), (24, 8743560), (28, 7494480), (30, 6994848), (32, 6557670), (35, 5995584), (36, 5829040), (40, 5246136), (42, 4996320), (45, 4663232), (48, 4371780), (49, 4282560), (56, 3747240), (60, 3497424), (63, 3330880), (64, 3278835), (70, 2997792), (72, 2914520), (80, 2623068), (84, 2498160), (90, 2331616), (96, 2185890), (98, 2141280), (105, 1998528), (112, 1873620), (120, 1748712), (126, 1665440), (140, 1498896), (144, 1457260), (147, 1427520), (160, 1311534), (168, 1249080), (180, 1165808), (192, 1092945), (196, 1070640), (210, 999264), (224, 936810), (240, 874356), (245, 856512), (252, 832720), (280, 749448), (288, 728630), (294, 713760), (315, 666176), (320, 655767), (336, 624540), (360, 582904), (392, 535320), (420, 499632), (441, 475840), (448, 468405), (480, 437178), (490, 428256), (504, 416360), (560, 374724), (576, 364315), (588, 356880), (630, 333088), (672, 312270), (720, 291452), (735, 285504), (784, 267660), (840, 249816), (882, 237920), (960, 218589), (980, 214128), (1008, 208180), (1120, 187362), (1176, 178440), (1260, 166544), (1344, 156135), (1440, 145726), (1470, 142752), (1487, 141120), (1568, 133830), (1680, 124908), (1764, 118960), (1960, 107064), (2016, 104090), (2205, 95168), (2240, 93681), (2352, 89220), (2520, 83272), (2880, 72863), (2940, 71376), (2974, 70560), (3136, 66915), (3360, 62454), (3528, 59480), (3920, 53532), (4032, 52045), (4410, 47584), (4461, 47040), (4704, 44610), (5040, 41636), (5880, 35688), (5948, 35280), (6720, 31227), (7056, 29740), (7435, 28224), (7840, 26766), (8820, 23792), (8922, 23520), (9408, 22305), (10080, 20818), (10409, 20160), (11760, 17844), (11896, 17640), (13383, 15680), (14112, 14870)]