87461640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:553

約数の個数: 256

約数和(自身を含む): 348364800

約数和(自身を除く): 260903160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 54, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 108, 115, 120, 126, 135, 138, 140, 161, 168, 180, 184, 189, 207, 210, 216, 230, 252, 270, 276, 280, 315, 322, 345, 360, 378, 414, 420, 460, 483, 503, 504, 540, 552, 621, 630, 644, 690, 756, 805, 828, 840, 920, 945, 966, 1006, 1035, 1080, 1242, 1260, 1288, 1380, 1449, 1509, 1512, 1610, 1656, 1890, 1932, 2012, 2070, 2415, 2484, 2515, 2520, 2760, 2898, 3018, 3105, 3220, 3521, 3780, 3864, 4024, 4140, 4347, 4527, 4830, 4968, 5030, 5796, 6036, 6210, 6440, 7042, 7245, 7545, 7560, 8280, 8694, 9054, 9660, 10060, 10563, 11569, 11592, 12072, 12420, 13581, 14084, 14490, 15090, 17388, 17605, 18108, 19320, 20120, 21126, 21735, 22635, 23138, 24840, 27162, 28168, 28980, 30180, 31689, 34707, 34776, 35210, 36216, 42252, 43470, 45270, 46276, 52815, 54324, 57845, 57960, 60360, 63378, 67905, 69414, 70420, 80983, 84504, 86940, 90540, 92552, 95067, 104121, 105630, 108648, 115690, 126756, 135810, 138828, 140840, 158445, 161966, 173535, 173880, 181080, 190134, 208242, 211260, 231380, 242949, 253512, 271620, 277656, 312363, 316890, 323932, 347070, 380268, 404915, 416484, 422520, 462760, 475335, 485898, 520605, 543240, 624726, 633780, 647864, 694140, 728847, 760536, 809830, 832968, 950670, 971796, 1041210, 1214745, 1249452, 1267560, 1388280, 1457694, 1561815, 1619660, 1901340, 1943592, 2082420, 2186541, 2429490, 2498904, 2915388, 3123630, 3239320, 3644235, 3802680, 4164840, 4373082, 4858980, 5830776, 6247260, 7288470, 8746164, 9717960, 10932705, 12494520, 14576940, 17492328, 21865410, 29153880, 43730820, 87461640]

約数ペア:

[(1, 87461640), (2, 43730820), (3, 29153880), (4, 21865410), (5, 17492328), (6, 14576940), (7, 12494520), (8, 10932705), (9, 9717960), (10, 8746164), (12, 7288470), (14, 6247260), (15, 5830776), (18, 4858980), (20, 4373082), (21, 4164840), (23, 3802680), (24, 3644235), (27, 3239320), (28, 3123630), (30, 2915388), (35, 2498904), (36, 2429490), (40, 2186541), (42, 2082420), (45, 1943592), (46, 1901340), (54, 1619660), (56, 1561815), (60, 1457694), (63, 1388280), (69, 1267560), (70, 1249452), (72, 1214745), (84, 1041210), (90, 971796), (92, 950670), (105, 832968), (108, 809830), (115, 760536), (120, 728847), (126, 694140), (135, 647864), (138, 633780), (140, 624726), (161, 543240), (168, 520605), (180, 485898), (184, 475335), (189, 462760), (207, 422520), (210, 416484), (216, 404915), (230, 380268), (252, 347070), (270, 323932), (276, 316890), (280, 312363), (315, 277656), (322, 271620), (345, 253512), (360, 242949), (378, 231380), (414, 211260), (420, 208242), (460, 190134), (483, 181080), (503, 173880), (504, 173535), (540, 161966), (552, 158445), (621, 140840), (630, 138828), (644, 135810), (690, 126756), (756, 115690), (805, 108648), (828, 105630), (840, 104121), (920, 95067), (945, 92552), (966, 90540), (1006, 86940), (1035, 84504), (1080, 80983), (1242, 70420), (1260, 69414), (1288, 67905), (1380, 63378), (1449, 60360), (1509, 57960), (1512, 57845), (1610, 54324), (1656, 52815), (1890, 46276), (1932, 45270), (2012, 43470), (2070, 42252), (2415, 36216), (2484, 35210), (2515, 34776), (2520, 34707), (2760, 31689), (2898, 30180), (3018, 28980), (3105, 28168), (3220, 27162), (3521, 24840), (3780, 23138), (3864, 22635), (4024, 21735), (4140, 21126), (4347, 20120), (4527, 19320), (4830, 18108), (4968, 17605), (5030, 17388), (5796, 15090), (6036, 14490), (6210, 14084), (6440, 13581), (7042, 12420), (7245, 12072), (7545, 11592), (7560, 11569), (8280, 10563), (8694, 10060), (9054, 9660)]