2490521040

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{23531}}^1$

素因数の和:23567

約数の個数: 240

約数和(自身を含む): 9979450560

約数和(自身を除く): 7488929520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 720, 735, 756, 784, 840, 882, 945, 980, 1008, 1080, 1176, 1260, 1323, 1470, 1512, 1680, 1764, 1890, 1960, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3528, 3780, 3920, 4410, 5040, 5292, 5880, 6615, 7056, 7560, 8820, 10584, 11760, 13230, 15120, 17640, 21168, 23531, 26460, 35280, 47062, 52920, 70593, 94124, 105840, 117655, 141186, 164717, 188248, 211779, 235310, 282372, 329434, 352965, 376496, 423558, 470620, 494151, 564744, 635337, 658868, 705930, 823585, 847116, 941240, 988302, 1058895, 1129488, 1153019, 1270674, 1317736, 1411860, 1482453, 1647170, 1694232, 1882480, 1976604, 2117790, 2306038, 2470755, 2541348, 2635472, 2823720, 2964906, 3176685, 3294340, 3388464, 3459057, 3953208, 4235580, 4447359, 4612076, 4941510, 5082696, 5647440, 5765095, 5929812, 6353370, 6588680, 6918114, 7412265, 7906416, 8471160, 8894718, 9224152, 9883020, 10165392, 10377171, 11530190, 11859624, 12706740, 13177360, 13836228, 14824530, 16942320, 17295285, 17789436, 18448304, 19766040, 20754342, 22236795, 23060380, 23719248, 25413480, 27672456, 29649060, 31131513, 34590570, 35578872, 39532080, 41508684, 44473590, 46120760, 50826960, 51885855, 55344912, 59298120, 62263026, 69181140, 71157744, 83017368, 88947180, 92241520, 103771710, 118596240, 124526052, 138362280, 155657565, 166034736, 177894360, 207543420, 249052104, 276724560, 311315130, 355788720, 415086840, 498104208, 622630260, 830173680, 1245260520, 2490521040]

約数ペア:

[(1, 2490521040), (2, 1245260520), (3, 830173680), (4, 622630260), (5, 498104208), (6, 415086840), (7, 355788720), (8, 311315130), (9, 276724560), (10, 249052104), (12, 207543420), (14, 177894360), (15, 166034736), (16, 155657565), (18, 138362280), (20, 124526052), (21, 118596240), (24, 103771710), (27, 92241520), (28, 88947180), (30, 83017368), (35, 71157744), (36, 69181140), (40, 62263026), (42, 59298120), (45, 55344912), (48, 51885855), (49, 50826960), (54, 46120760), (56, 44473590), (60, 41508684), (63, 39532080), (70, 35578872), (72, 34590570), (80, 31131513), (84, 29649060), (90, 27672456), (98, 25413480), (105, 23719248), (108, 23060380), (112, 22236795), (120, 20754342), (126, 19766040), (135, 18448304), (140, 17789436), (144, 17295285), (147, 16942320), (168, 14824530), (180, 13836228), (189, 13177360), (196, 12706740), (210, 11859624), (216, 11530190), (240, 10377171), (245, 10165392), (252, 9883020), (270, 9224152), (280, 8894718), (294, 8471160), (315, 7906416), (336, 7412265), (360, 6918114), (378, 6588680), (392, 6353370), (420, 5929812), (432, 5765095), (441, 5647440), (490, 5082696), (504, 4941510), (540, 4612076), (560, 4447359), (588, 4235580), (630, 3953208), (720, 3459057), (735, 3388464), (756, 3294340), (784, 3176685), (840, 2964906), (882, 2823720), (945, 2635472), (980, 2541348), (1008, 2470755), (1080, 2306038), (1176, 2117790), (1260, 1976604), (1323, 1882480), (1470, 1694232), (1512, 1647170), (1680, 1482453), (1764, 1411860), (1890, 1317736), (1960, 1270674), (2160, 1153019), (2205, 1129488), (2352, 1058895), (2520, 988302), (2646, 941240), (2940, 847116), (3024, 823585), (3528, 705930), (3780, 658868), (3920, 635337), (4410, 564744), (5040, 494151), (5292, 470620), (5880, 423558), (6615, 376496), (7056, 352965), (7560, 329434), (8820, 282372), (10584, 235310), (11760, 211779), (13230, 188248), (15120, 164717), (17640, 141186), (21168, 117655), (23531, 105840), (26460, 94124), (35280, 70593), (47062, 52920)]