490364820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2663}}^1$

素因数の和:2723

約数の個数: 192

約数和(自身を含む): 1718599680

約数和(自身を除く): 1228234860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 31, 33, 36, 44, 45, 54, 55, 60, 62, 66, 90, 93, 99, 108, 110, 124, 132, 135, 155, 165, 180, 186, 198, 220, 270, 279, 297, 310, 330, 341, 372, 396, 465, 495, 540, 558, 594, 620, 660, 682, 837, 930, 990, 1023, 1116, 1188, 1364, 1395, 1485, 1674, 1705, 1860, 1980, 2046, 2663, 2790, 2970, 3069, 3348, 3410, 4092, 4185, 5115, 5326, 5580, 5940, 6138, 6820, 7989, 8370, 9207, 10230, 10652, 12276, 13315, 15345, 15978, 16740, 18414, 20460, 23967, 26630, 29293, 30690, 31956, 36828, 39945, 46035, 47934, 53260, 58586, 61380, 71901, 79890, 82553, 87879, 92070, 95868, 117172, 119835, 143802, 146465, 159780, 165106, 175758, 184140, 239670, 247659, 263637, 287604, 292930, 330212, 351516, 359505, 412765, 439395, 479340, 495318, 527274, 585860, 719010, 742977, 790911, 825530, 878790, 908083, 990636, 1054548, 1238295, 1318185, 1438020, 1485954, 1581822, 1651060, 1757580, 1816166, 2228931, 2476590, 2636370, 2724249, 2971908, 3163644, 3632332, 3714885, 3954555, 4457862, 4540415, 4953180, 5272740, 5448498, 7429770, 7909110, 8172747, 8915724, 9080830, 10896996, 11144655, 13621245, 14859540, 15818220, 16345494, 18161660, 22289310, 24518241, 27242490, 32690988, 40863735, 44578620, 49036482, 54484980, 81727470, 98072964, 122591205, 163454940, 245182410, 490364820]

約数ペア:

[(1, 490364820), (2, 245182410), (3, 163454940), (4, 122591205), (5, 98072964), (6, 81727470), (9, 54484980), (10, 49036482), (11, 44578620), (12, 40863735), (15, 32690988), (18, 27242490), (20, 24518241), (22, 22289310), (27, 18161660), (30, 16345494), (31, 15818220), (33, 14859540), (36, 13621245), (44, 11144655), (45, 10896996), (54, 9080830), (55, 8915724), (60, 8172747), (62, 7909110), (66, 7429770), (90, 5448498), (93, 5272740), (99, 4953180), (108, 4540415), (110, 4457862), (124, 3954555), (132, 3714885), (135, 3632332), (155, 3163644), (165, 2971908), (180, 2724249), (186, 2636370), (198, 2476590), (220, 2228931), (270, 1816166), (279, 1757580), (297, 1651060), (310, 1581822), (330, 1485954), (341, 1438020), (372, 1318185), (396, 1238295), (465, 1054548), (495, 990636), (540, 908083), (558, 878790), (594, 825530), (620, 790911), (660, 742977), (682, 719010), (837, 585860), (930, 527274), (990, 495318), (1023, 479340), (1116, 439395), (1188, 412765), (1364, 359505), (1395, 351516), (1485, 330212), (1674, 292930), (1705, 287604), (1860, 263637), (1980, 247659), (2046, 239670), (2663, 184140), (2790, 175758), (2970, 165106), (3069, 159780), (3348, 146465), (3410, 143802), (4092, 119835), (4185, 117172), (5115, 95868), (5326, 92070), (5580, 87879), (5940, 82553), (6138, 79890), (6820, 71901), (7989, 61380), (8370, 58586), (9207, 53260), (10230, 47934), (10652, 46035), (12276, 39945), (13315, 36828), (15345, 31956), (15978, 30690), (16740, 29293), (18414, 26630), (20460, 23967)]