315911680

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1$

素因数の和:125

約数の個数: 240

約数和(自身を含む): 934645536

約数和(自身を除く): 618733856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 61, 64, 68, 70, 80, 85, 112, 119, 122, 128, 136, 140, 160, 170, 224, 238, 244, 256, 272, 280, 289, 305, 320, 340, 427, 448, 476, 488, 512, 544, 560, 578, 595, 610, 640, 680, 854, 896, 952, 976, 1037, 1088, 1120, 1156, 1190, 1220, 1280, 1360, 1445, 1708, 1792, 1904, 1952, 2023, 2074, 2135, 2176, 2240, 2312, 2380, 2440, 2560, 2720, 2890, 3416, 3584, 3808, 3904, 4046, 4148, 4270, 4352, 4480, 4624, 4760, 4880, 5185, 5440, 5780, 6832, 7259, 7616, 7808, 8092, 8296, 8540, 8704, 8960, 9248, 9520, 9760, 10115, 10370, 10880, 11560, 13664, 14518, 15232, 15616, 16184, 16592, 17080, 17629, 17920, 18496, 19040, 19520, 20230, 20740, 21760, 23120, 27328, 29036, 30464, 31232, 32368, 33184, 34160, 35258, 36295, 36992, 38080, 39040, 40460, 41480, 43520, 46240, 54656, 58072, 60928, 64736, 66368, 68320, 70516, 72590, 73984, 76160, 78080, 80920, 82960, 88145, 92480, 109312, 116144, 123403, 129472, 132736, 136640, 141032, 145180, 147968, 152320, 156160, 161840, 165920, 176290, 184960, 218624, 232288, 246806, 258944, 265472, 273280, 282064, 290360, 304640, 323680, 331840, 352580, 369920, 464576, 493612, 517888, 530944, 546560, 564128, 580720, 617015, 647360, 663680, 705160, 739840, 929152, 987224, 1035776, 1093120, 1128256, 1161440, 1234030, 1294720, 1327360, 1410320, 1858304, 1974448, 2256512, 2322880, 2468060, 2589440, 2654720, 2820640, 3716608, 3948896, 4513024, 4645760, 4936120, 5178880, 5641280, 7897792, 9026048, 9291520, 9872240, 11282560, 15795584, 18583040, 19744480, 22565120, 31591168, 39488960, 45130240, 63182336, 78977920, 157955840, 315911680]

約数ペア:

[(1, 315911680), (2, 157955840), (4, 78977920), (5, 63182336), (7, 45130240), (8, 39488960), (10, 31591168), (14, 22565120), (16, 19744480), (17, 18583040), (20, 15795584), (28, 11282560), (32, 9872240), (34, 9291520), (35, 9026048), (40, 7897792), (56, 5641280), (61, 5178880), (64, 4936120), (68, 4645760), (70, 4513024), (80, 3948896), (85, 3716608), (112, 2820640), (119, 2654720), (122, 2589440), (128, 2468060), (136, 2322880), (140, 2256512), (160, 1974448), (170, 1858304), (224, 1410320), (238, 1327360), (244, 1294720), (256, 1234030), (272, 1161440), (280, 1128256), (289, 1093120), (305, 1035776), (320, 987224), (340, 929152), (427, 739840), (448, 705160), (476, 663680), (488, 647360), (512, 617015), (544, 580720), (560, 564128), (578, 546560), (595, 530944), (610, 517888), (640, 493612), (680, 464576), (854, 369920), (896, 352580), (952, 331840), (976, 323680), (1037, 304640), (1088, 290360), (1120, 282064), (1156, 273280), (1190, 265472), (1220, 258944), (1280, 246806), (1360, 232288), (1445, 218624), (1708, 184960), (1792, 176290), (1904, 165920), (1952, 161840), (2023, 156160), (2074, 152320), (2135, 147968), (2176, 145180), (2240, 141032), (2312, 136640), (2380, 132736), (2440, 129472), (2560, 123403), (2720, 116144), (2890, 109312), (3416, 92480), (3584, 88145), (3808, 82960), (3904, 80920), (4046, 78080), (4148, 76160), (4270, 73984), (4352, 72590), (4480, 70516), (4624, 68320), (4760, 66368), (4880, 64736), (5185, 60928), (5440, 58072), (5780, 54656), (6832, 46240), (7259, 43520), (7616, 41480), (7808, 40460), (8092, 39040), (8296, 38080), (8540, 36992), (8704, 36295), (8960, 35258), (9248, 34160), (9520, 33184), (9760, 32368), (10115, 31232), (10370, 30464), (10880, 29036), (11560, 27328), (13664, 23120), (14518, 21760), (15232, 20740), (15616, 20230), (16184, 19520), (16592, 19040), (17080, 18496), (17629, 17920)]