157955840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 216

約数和(自身を含む): 466865952

約数和(自身を除く): 308910112

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, 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, 2720, 2890, 3416, 3808, 3904, 4046, 4148, 4270, 4352, 4480, 4624, 4760, 4880, 5185, 5440, 5780, 6832, 7259, 7616, 7808, 8092, 8296, 8540, 8960, 9248, 9520, 9760, 10115, 10370, 10880, 11560, 13664, 14518, 15232, 15616, 16184, 16592, 17080, 17629, 18496, 19040, 19520, 20230, 20740, 21760, 23120, 27328, 29036, 30464, 32368, 33184, 34160, 35258, 36295, 36992, 38080, 39040, 40460, 41480, 46240, 54656, 58072, 64736, 66368, 68320, 70516, 72590, 73984, 76160, 78080, 80920, 82960, 88145, 92480, 109312, 116144, 123403, 129472, 132736, 136640, 141032, 145180, 152320, 161840, 165920, 176290, 184960, 232288, 246806, 258944, 265472, 273280, 282064, 290360, 323680, 331840, 352580, 369920, 464576, 493612, 517888, 546560, 564128, 580720, 617015, 647360, 663680, 705160, 929152, 987224, 1128256, 1161440, 1234030, 1294720, 1327360, 1410320, 1858304, 1974448, 2256512, 2322880, 2468060, 2589440, 2820640, 3948896, 4513024, 4645760, 4936120, 5641280, 7897792, 9291520, 9872240, 11282560, 15795584, 19744480, 22565120, 31591168, 39488960, 78977920, 157955840]

約数ペア:

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