309644720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:248

約数の個数: 240

約数和(自身を含む): 940439808

約数和(自身を除く): 630795088

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 43, 44, 49, 55, 56, 70, 77, 80, 86, 88, 98, 110, 112, 140, 154, 167, 172, 176, 196, 215, 220, 245, 280, 301, 308, 334, 344, 385, 392, 430, 440, 473, 490, 539, 560, 602, 616, 668, 688, 770, 784, 835, 860, 880, 946, 980, 1078, 1169, 1204, 1232, 1336, 1505, 1540, 1670, 1720, 1837, 1892, 1960, 2107, 2156, 2338, 2365, 2408, 2672, 2695, 3010, 3080, 3311, 3340, 3440, 3674, 3784, 3920, 4214, 4312, 4676, 4730, 4816, 5390, 5845, 6020, 6160, 6622, 6680, 7181, 7348, 7568, 8183, 8428, 8624, 9185, 9352, 9460, 10535, 10780, 11690, 12040, 12859, 13244, 13360, 14362, 14696, 16366, 16555, 16856, 18370, 18704, 18920, 21070, 21560, 23177, 23380, 24080, 25718, 26488, 28724, 29392, 32732, 33110, 33712, 35905, 36740, 37840, 40915, 42140, 43120, 46354, 46760, 50267, 51436, 52976, 57448, 64295, 65464, 66220, 71810, 73480, 78991, 81830, 84280, 90013, 92708, 93520, 100534, 102872, 114896, 115885, 128590, 130928, 132440, 143620, 146960, 157982, 163660, 168560, 180026, 185416, 201068, 205744, 231770, 251335, 257180, 264880, 287240, 315964, 327320, 351869, 360052, 370832, 394955, 402136, 450065, 463540, 502670, 514360, 552937, 574480, 631928, 654640, 703738, 720104, 789910, 804272, 900130, 927080, 1005340, 1028720, 1105874, 1263856, 1407476, 1440208, 1579820, 1759345, 1800260, 1854160, 2010680, 2211748, 2764685, 2814952, 3159640, 3518690, 3600520, 3870559, 4021360, 4423496, 5529370, 5629904, 6319280, 7037380, 7201040, 7741118, 8846992, 11058740, 14074760, 15482236, 19352795, 22117480, 28149520, 30964472, 38705590, 44234960, 61928944, 77411180, 154822360, 309644720]

約数ペア:

[(1, 309644720), (2, 154822360), (4, 77411180), (5, 61928944), (7, 44234960), (8, 38705590), (10, 30964472), (11, 28149520), (14, 22117480), (16, 19352795), (20, 15482236), (22, 14074760), (28, 11058740), (35, 8846992), (40, 7741118), (43, 7201040), (44, 7037380), (49, 6319280), (55, 5629904), (56, 5529370), (70, 4423496), (77, 4021360), (80, 3870559), (86, 3600520), (88, 3518690), (98, 3159640), (110, 2814952), (112, 2764685), (140, 2211748), (154, 2010680), (167, 1854160), (172, 1800260), (176, 1759345), (196, 1579820), (215, 1440208), (220, 1407476), (245, 1263856), (280, 1105874), (301, 1028720), (308, 1005340), (334, 927080), (344, 900130), (385, 804272), (392, 789910), (430, 720104), (440, 703738), (473, 654640), (490, 631928), (539, 574480), (560, 552937), (602, 514360), (616, 502670), (668, 463540), (688, 450065), (770, 402136), (784, 394955), (835, 370832), (860, 360052), (880, 351869), (946, 327320), (980, 315964), (1078, 287240), (1169, 264880), (1204, 257180), (1232, 251335), (1336, 231770), (1505, 205744), (1540, 201068), (1670, 185416), (1720, 180026), (1837, 168560), (1892, 163660), (1960, 157982), (2107, 146960), (2156, 143620), (2338, 132440), (2365, 130928), (2408, 128590), (2672, 115885), (2695, 114896), (3010, 102872), (3080, 100534), (3311, 93520), (3340, 92708), (3440, 90013), (3674, 84280), (3784, 81830), (3920, 78991), (4214, 73480), (4312, 71810), (4676, 66220), (4730, 65464), (4816, 64295), (5390, 57448), (5845, 52976), (6020, 51436), (6160, 50267), (6622, 46760), (6680, 46354), (7181, 43120), (7348, 42140), (7568, 40915), (8183, 37840), (8428, 36740), (8624, 35905), (9185, 33712), (9352, 33110), (9460, 32732), (10535, 29392), (10780, 28724), (11690, 26488), (12040, 25718), (12859, 24080), (13244, 23380), (13360, 23177), (14362, 21560), (14696, 21070), (16366, 18920), (16555, 18704), (16856, 18370)]