80912160

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:400

約数の個数: 288

約数和(自身を含む): 330220800

約数和(自身を除く): 249308640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 32, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 96, 105, 112, 115, 120, 126, 138, 140, 144, 160, 161, 168, 180, 184, 207, 210, 224, 230, 240, 252, 276, 280, 288, 315, 322, 336, 345, 349, 360, 368, 414, 420, 460, 480, 483, 504, 552, 560, 630, 644, 672, 690, 698, 720, 736, 805, 828, 840, 920, 966, 1008, 1035, 1047, 1104, 1120, 1260, 1288, 1380, 1396, 1440, 1449, 1610, 1656, 1680, 1745, 1840, 1932, 2016, 2070, 2094, 2208, 2415, 2443, 2520, 2576, 2760, 2792, 2898, 3141, 3220, 3312, 3360, 3490, 3680, 3864, 4140, 4188, 4830, 4886, 5040, 5152, 5235, 5520, 5584, 5796, 6282, 6440, 6624, 6980, 7245, 7329, 7728, 8027, 8280, 8376, 9660, 9772, 10080, 10470, 11040, 11168, 11592, 12215, 12564, 12880, 13960, 14490, 14658, 15456, 15705, 16054, 16560, 16752, 19320, 19544, 20940, 21987, 23184, 24081, 24430, 25128, 25760, 27920, 28980, 29316, 31410, 32108, 33120, 33504, 36645, 38640, 39088, 40135, 41880, 43974, 46368, 48162, 48860, 50256, 55840, 56189, 57960, 58632, 62820, 64216, 72243, 73290, 77280, 78176, 80270, 83760, 87948, 96324, 97720, 100512, 109935, 112378, 115920, 117264, 120405, 125640, 128432, 144486, 146580, 160540, 167520, 168567, 175896, 192648, 195440, 219870, 224756, 231840, 234528, 240810, 251280, 256864, 280945, 288972, 293160, 321080, 337134, 351792, 361215, 385296, 390880, 439740, 449512, 481620, 502560, 505701, 561890, 577944, 586320, 642160, 674268, 703584, 722430, 770592, 842835, 879480, 899024, 963240, 1011402, 1123780, 1155888, 1172640, 1284320, 1348536, 1444860, 1685670, 1758960, 1798048, 1926480, 2022804, 2247560, 2311776, 2528505, 2697072, 2889720, 3371340, 3517920, 3852960, 4045608, 4495120, 5057010, 5394144, 5779440, 6742680, 8091216, 8990240, 10114020, 11558880, 13485360, 16182432, 20228040, 26970720, 40456080, 80912160]

約数ペア:

[(1, 80912160), (2, 40456080), (3, 26970720), (4, 20228040), (5, 16182432), (6, 13485360), (7, 11558880), (8, 10114020), (9, 8990240), (10, 8091216), (12, 6742680), (14, 5779440), (15, 5394144), (16, 5057010), (18, 4495120), (20, 4045608), (21, 3852960), (23, 3517920), (24, 3371340), (28, 2889720), (30, 2697072), (32, 2528505), (35, 2311776), (36, 2247560), (40, 2022804), (42, 1926480), (45, 1798048), (46, 1758960), (48, 1685670), (56, 1444860), (60, 1348536), (63, 1284320), (69, 1172640), (70, 1155888), (72, 1123780), (80, 1011402), (84, 963240), (90, 899024), (92, 879480), (96, 842835), (105, 770592), (112, 722430), (115, 703584), (120, 674268), (126, 642160), (138, 586320), (140, 577944), (144, 561890), (160, 505701), (161, 502560), (168, 481620), (180, 449512), (184, 439740), (207, 390880), (210, 385296), (224, 361215), (230, 351792), (240, 337134), (252, 321080), (276, 293160), (280, 288972), (288, 280945), (315, 256864), (322, 251280), (336, 240810), (345, 234528), (349, 231840), (360, 224756), (368, 219870), (414, 195440), (420, 192648), (460, 175896), (480, 168567), (483, 167520), (504, 160540), (552, 146580), (560, 144486), (630, 128432), (644, 125640), (672, 120405), (690, 117264), (698, 115920), (720, 112378), (736, 109935), (805, 100512), (828, 97720), (840, 96324), (920, 87948), (966, 83760), (1008, 80270), (1035, 78176), (1047, 77280), (1104, 73290), (1120, 72243), (1260, 64216), (1288, 62820), (1380, 58632), (1396, 57960), (1440, 56189), (1449, 55840), (1610, 50256), (1656, 48860), (1680, 48162), (1745, 46368), (1840, 43974), (1932, 41880), (2016, 40135), (2070, 39088), (2094, 38640), (2208, 36645), (2415, 33504), (2443, 33120), (2520, 32108), (2576, 31410), (2760, 29316), (2792, 28980), (2898, 27920), (3141, 25760), (3220, 25128), (3312, 24430), (3360, 24081), (3490, 23184), (3680, 21987), (3864, 20940), (4140, 19544), (4188, 19320), (4830, 16752), (4886, 16560), (5040, 16054), (5152, 15705), (5235, 15456), (5520, 14658), (5584, 14490), (5796, 13960), (6282, 12880), (6440, 12564), (6624, 12215), (6980, 11592), (7245, 11168), (7329, 11040), (7728, 10470), (8027, 10080), (8280, 9772), (8376, 9660)]