315191520

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{1489}}^1$

素因数の和:1527

約数の個数: 288

約数和(自身を含む): 1284141600

約数和(自身を除く): 968950080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 336, 360, 378, 392, 420, 432, 441, 480, 490, 504, 540, 560, 588, 630, 672, 720, 735, 756, 784, 840, 864, 882, 945, 980, 1008, 1080, 1120, 1176, 1260, 1323, 1440, 1470, 1489, 1512, 1568, 1680, 1764, 1890, 1960, 2016, 2160, 2205, 2352, 2520, 2646, 2940, 2978, 3024, 3360, 3528, 3780, 3920, 4320, 4410, 4467, 4704, 5040, 5292, 5880, 5956, 6048, 6615, 7056, 7445, 7560, 7840, 8820, 8934, 10080, 10423, 10584, 11760, 11912, 13230, 13401, 14112, 14890, 15120, 17640, 17868, 20846, 21168, 22335, 23520, 23824, 26460, 26802, 29780, 30240, 31269, 35280, 35736, 40203, 41692, 42336, 44670, 47648, 52115, 52920, 53604, 59560, 62538, 67005, 70560, 71472, 72961, 80406, 83384, 89340, 93807, 104230, 105840, 107208, 119120, 125076, 134010, 142944, 145922, 156345, 160812, 166768, 178680, 187614, 201015, 208460, 211680, 214416, 218883, 238240, 250152, 268020, 281421, 291844, 312690, 321624, 333536, 357360, 364805, 375228, 402030, 416920, 428832, 437766, 469035, 500304, 536040, 562842, 583688, 625380, 643248, 656649, 714720, 729610, 750456, 804060, 833840, 875532, 938070, 1000608, 1072080, 1094415, 1125684, 1167376, 1250760, 1286496, 1313298, 1407105, 1459220, 1500912, 1608120, 1667680, 1751064, 1876140, 1969947, 2144160, 2188830, 2251368, 2334752, 2501520, 2626596, 2814210, 2918440, 3001824, 3216240, 3283245, 3502128, 3752280, 3939894, 4377660, 4502736, 5003040, 5253192, 5628420, 5836880, 6432480, 6566490, 7004256, 7504560, 7879788, 8755320, 9005472, 9849735, 10506384, 11256840, 11673760, 13132980, 15009120, 15759576, 17510640, 19699470, 21012768, 22513680, 26265960, 31519152, 35021280, 39398940, 45027360, 52531920, 63038304, 78797880, 105063840, 157595760, 315191520]

約数ペア:

[(1, 315191520), (2, 157595760), (3, 105063840), (4, 78797880), (5, 63038304), (6, 52531920), (7, 45027360), (8, 39398940), (9, 35021280), (10, 31519152), (12, 26265960), (14, 22513680), (15, 21012768), (16, 19699470), (18, 17510640), (20, 15759576), (21, 15009120), (24, 13132980), (27, 11673760), (28, 11256840), (30, 10506384), (32, 9849735), (35, 9005472), (36, 8755320), (40, 7879788), (42, 7504560), (45, 7004256), (48, 6566490), (49, 6432480), (54, 5836880), (56, 5628420), (60, 5253192), (63, 5003040), (70, 4502736), (72, 4377660), (80, 3939894), (84, 3752280), (90, 3502128), (96, 3283245), (98, 3216240), (105, 3001824), (108, 2918440), (112, 2814210), (120, 2626596), (126, 2501520), (135, 2334752), (140, 2251368), (144, 2188830), (147, 2144160), (160, 1969947), (168, 1876140), (180, 1751064), (189, 1667680), (196, 1608120), (210, 1500912), (216, 1459220), (224, 1407105), (240, 1313298), (245, 1286496), (252, 1250760), (270, 1167376), (280, 1125684), (288, 1094415), (294, 1072080), (315, 1000608), (336, 938070), (360, 875532), (378, 833840), (392, 804060), (420, 750456), (432, 729610), (441, 714720), (480, 656649), (490, 643248), (504, 625380), (540, 583688), (560, 562842), (588, 536040), (630, 500304), (672, 469035), (720, 437766), (735, 428832), (756, 416920), (784, 402030), (840, 375228), (864, 364805), (882, 357360), (945, 333536), (980, 321624), (1008, 312690), (1080, 291844), (1120, 281421), (1176, 268020), (1260, 250152), (1323, 238240), (1440, 218883), (1470, 214416), (1489, 211680), (1512, 208460), (1568, 201015), (1680, 187614), (1764, 178680), (1890, 166768), (1960, 160812), (2016, 156345), (2160, 145922), (2205, 142944), (2352, 134010), (2520, 125076), (2646, 119120), (2940, 107208), (2978, 105840), (3024, 104230), (3360, 93807), (3528, 89340), (3780, 83384), (3920, 80406), (4320, 72961), (4410, 71472), (4467, 70560), (4704, 67005), (5040, 62538), (5292, 59560), (5880, 53604), (5956, 52920), (6048, 52115), (6615, 47648), (7056, 44670), (7445, 42336), (7560, 41692), (7840, 40203), (8820, 35736), (8934, 35280), (10080, 31269), (10423, 30240), (10584, 29780), (11760, 26802), (11912, 26460), (13230, 23824), (13401, 23520), (14112, 22335), (14890, 21168), (15120, 20846), (17640, 17868)]