305553920

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1$

素因数の和:123

約数の個数: 240

約数和(自身を含む): 904495680

約数和(自身を除く): 598941760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 59, 64, 68, 70, 80, 85, 112, 118, 119, 128, 136, 140, 160, 170, 224, 236, 238, 256, 272, 280, 289, 295, 320, 340, 413, 448, 472, 476, 512, 544, 560, 578, 590, 595, 640, 680, 826, 896, 944, 952, 1003, 1088, 1120, 1156, 1180, 1190, 1280, 1360, 1445, 1652, 1792, 1888, 1904, 2006, 2023, 2065, 2176, 2240, 2312, 2360, 2380, 2560, 2720, 2890, 3304, 3584, 3776, 3808, 4012, 4046, 4130, 4352, 4480, 4624, 4720, 4760, 5015, 5440, 5780, 6608, 7021, 7552, 7616, 8024, 8092, 8260, 8704, 8960, 9248, 9440, 9520, 10030, 10115, 10880, 11560, 13216, 14042, 15104, 15232, 16048, 16184, 16520, 17051, 17920, 18496, 18880, 19040, 20060, 20230, 21760, 23120, 26432, 28084, 30208, 30464, 32096, 32368, 33040, 34102, 35105, 36992, 37760, 38080, 40120, 40460, 43520, 46240, 52864, 56168, 60928, 64192, 64736, 66080, 68204, 70210, 73984, 75520, 76160, 80240, 80920, 85255, 92480, 105728, 112336, 119357, 128384, 129472, 132160, 136408, 140420, 147968, 151040, 152320, 160480, 161840, 170510, 184960, 211456, 224672, 238714, 256768, 258944, 264320, 272816, 280840, 304640, 320960, 323680, 341020, 369920, 449344, 477428, 513536, 517888, 528640, 545632, 561680, 596785, 641920, 647360, 682040, 739840, 898688, 954856, 1035776, 1057280, 1091264, 1123360, 1193570, 1283840, 1294720, 1364080, 1797376, 1909712, 2182528, 2246720, 2387140, 2567680, 2589440, 2728160, 3594752, 3819424, 4365056, 4493440, 4774280, 5178880, 5456320, 7638848, 8730112, 8986880, 9548560, 10912640, 15277696, 17973760, 19097120, 21825280, 30555392, 38194240, 43650560, 61110784, 76388480, 152776960, 305553920]

約数ペア:

[(1, 305553920), (2, 152776960), (4, 76388480), (5, 61110784), (7, 43650560), (8, 38194240), (10, 30555392), (14, 21825280), (16, 19097120), (17, 17973760), (20, 15277696), (28, 10912640), (32, 9548560), (34, 8986880), (35, 8730112), (40, 7638848), (56, 5456320), (59, 5178880), (64, 4774280), (68, 4493440), (70, 4365056), (80, 3819424), (85, 3594752), (112, 2728160), (118, 2589440), (119, 2567680), (128, 2387140), (136, 2246720), (140, 2182528), (160, 1909712), (170, 1797376), (224, 1364080), (236, 1294720), (238, 1283840), (256, 1193570), (272, 1123360), (280, 1091264), (289, 1057280), (295, 1035776), (320, 954856), (340, 898688), (413, 739840), (448, 682040), (472, 647360), (476, 641920), (512, 596785), (544, 561680), (560, 545632), (578, 528640), (590, 517888), (595, 513536), (640, 477428), (680, 449344), (826, 369920), (896, 341020), (944, 323680), (952, 320960), (1003, 304640), (1088, 280840), (1120, 272816), (1156, 264320), (1180, 258944), (1190, 256768), (1280, 238714), (1360, 224672), (1445, 211456), (1652, 184960), (1792, 170510), (1888, 161840), (1904, 160480), (2006, 152320), (2023, 151040), (2065, 147968), (2176, 140420), (2240, 136408), (2312, 132160), (2360, 129472), (2380, 128384), (2560, 119357), (2720, 112336), (2890, 105728), (3304, 92480), (3584, 85255), (3776, 80920), (3808, 80240), (4012, 76160), (4046, 75520), (4130, 73984), (4352, 70210), (4480, 68204), (4624, 66080), (4720, 64736), (4760, 64192), (5015, 60928), (5440, 56168), (5780, 52864), (6608, 46240), (7021, 43520), (7552, 40460), (7616, 40120), (8024, 38080), (8092, 37760), (8260, 36992), (8704, 35105), (8960, 34102), (9248, 33040), (9440, 32368), (9520, 32096), (10030, 30464), (10115, 30208), (10880, 28084), (11560, 26432), (13216, 23120), (14042, 21760), (15104, 20230), (15232, 20060), (16048, 19040), (16184, 18880), (16520, 18496), (17051, 17920)]