306959520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:484

約数の個数: 288

約数和(自身を含む): 1163828736

約数和(自身を除く): 856869216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 96, 98, 105, 112, 120, 124, 140, 147, 155, 160, 168, 186, 196, 210, 217, 224, 240, 245, 248, 280, 294, 310, 336, 372, 392, 420, 421, 434, 465, 480, 490, 496, 560, 588, 620, 651, 672, 735, 744, 784, 840, 842, 868, 930, 980, 992, 1085, 1120, 1176, 1240, 1263, 1302, 1470, 1488, 1519, 1568, 1680, 1684, 1736, 1860, 1960, 2105, 2170, 2352, 2480, 2526, 2604, 2940, 2947, 2976, 3038, 3255, 3360, 3368, 3472, 3720, 3920, 4210, 4340, 4557, 4704, 4960, 5052, 5208, 5880, 5894, 6076, 6315, 6510, 6736, 6944, 7440, 7595, 7840, 8420, 8680, 8841, 9114, 10104, 10416, 11760, 11788, 12152, 12630, 13020, 13051, 13472, 14735, 14880, 15190, 16840, 17360, 17682, 18228, 20208, 20629, 20832, 22785, 23520, 23576, 24304, 25260, 26040, 26102, 29470, 30380, 33680, 34720, 35364, 36456, 39153, 40416, 41258, 44205, 45570, 47152, 48608, 50520, 52080, 52204, 58940, 60760, 61887, 65255, 67360, 70728, 72912, 78306, 82516, 88410, 91140, 91357, 94304, 101040, 103145, 104160, 104408, 117880, 121520, 123774, 130510, 141456, 145824, 156612, 165032, 176820, 182280, 182714, 195765, 202080, 206290, 208816, 235760, 243040, 247548, 261020, 274071, 282912, 309435, 313224, 330064, 353640, 364560, 365428, 391530, 412580, 417632, 456785, 471520, 495096, 522040, 548142, 618870, 626448, 639499, 660128, 707280, 729120, 730856, 783060, 825160, 913570, 990192, 1044080, 1096284, 1237740, 1252896, 1278998, 1370355, 1414560, 1461712, 1566120, 1650320, 1827140, 1918497, 1980384, 2088160, 2192568, 2475480, 2557996, 2740710, 2923424, 3132240, 3197495, 3300640, 3654280, 3836994, 4385136, 4950960, 5115992, 5481420, 6264480, 6394990, 7308560, 7673988, 8770272, 9592485, 9901920, 10231984, 10962840, 12789980, 14617120, 15347976, 19184970, 20463968, 21925680, 25579960, 30695952, 38369940, 43851360, 51159920, 61391904, 76739880, 102319840, 153479760, 306959520]

約数ペア:

[(1, 306959520), (2, 153479760), (3, 102319840), (4, 76739880), (5, 61391904), (6, 51159920), (7, 43851360), (8, 38369940), (10, 30695952), (12, 25579960), (14, 21925680), (15, 20463968), (16, 19184970), (20, 15347976), (21, 14617120), (24, 12789980), (28, 10962840), (30, 10231984), (31, 9901920), (32, 9592485), (35, 8770272), (40, 7673988), (42, 7308560), (48, 6394990), (49, 6264480), (56, 5481420), (60, 5115992), (62, 4950960), (70, 4385136), (80, 3836994), (84, 3654280), (93, 3300640), (96, 3197495), (98, 3132240), (105, 2923424), (112, 2740710), (120, 2557996), (124, 2475480), (140, 2192568), (147, 2088160), (155, 1980384), (160, 1918497), (168, 1827140), (186, 1650320), (196, 1566120), (210, 1461712), (217, 1414560), (224, 1370355), (240, 1278998), (245, 1252896), (248, 1237740), (280, 1096284), (294, 1044080), (310, 990192), (336, 913570), (372, 825160), (392, 783060), (420, 730856), (421, 729120), (434, 707280), (465, 660128), (480, 639499), (490, 626448), (496, 618870), (560, 548142), (588, 522040), (620, 495096), (651, 471520), (672, 456785), (735, 417632), (744, 412580), (784, 391530), (840, 365428), (842, 364560), (868, 353640), (930, 330064), (980, 313224), (992, 309435), (1085, 282912), (1120, 274071), (1176, 261020), (1240, 247548), (1263, 243040), (1302, 235760), (1470, 208816), (1488, 206290), (1519, 202080), (1568, 195765), (1680, 182714), (1684, 182280), (1736, 176820), (1860, 165032), (1960, 156612), (2105, 145824), (2170, 141456), (2352, 130510), (2480, 123774), (2526, 121520), (2604, 117880), (2940, 104408), (2947, 104160), (2976, 103145), (3038, 101040), (3255, 94304), (3360, 91357), (3368, 91140), (3472, 88410), (3720, 82516), (3920, 78306), (4210, 72912), (4340, 70728), (4557, 67360), (4704, 65255), (4960, 61887), (5052, 60760), (5208, 58940), (5880, 52204), (5894, 52080), (6076, 50520), (6315, 48608), (6510, 47152), (6736, 45570), (6944, 44205), (7440, 41258), (7595, 40416), (7840, 39153), (8420, 36456), (8680, 35364), (8841, 34720), (9114, 33680), (10104, 30380), (10416, 29470), (11760, 26102), (11788, 26040), (12152, 25260), (12630, 24304), (13020, 23576), (13051, 23520), (13472, 22785), (14735, 20832), (14880, 20629), (15190, 20208), (16840, 18228), (17360, 17682)]