131578560

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 224

約数和(自身を含む): 471952320

約数和(自身を除く): 340373760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 97, 108, 120, 135, 144, 157, 160, 180, 192, 194, 216, 240, 270, 288, 291, 314, 320, 360, 388, 432, 471, 480, 485, 540, 576, 582, 628, 720, 776, 785, 864, 873, 942, 960, 970, 1080, 1164, 1256, 1413, 1440, 1455, 1552, 1570, 1728, 1746, 1884, 1940, 2160, 2328, 2355, 2512, 2619, 2826, 2880, 2910, 3104, 3140, 3492, 3768, 3880, 4239, 4320, 4365, 4656, 4710, 5024, 5238, 5652, 5820, 6208, 6280, 6984, 7065, 7536, 7760, 8478, 8640, 8730, 9312, 9420, 10048, 10476, 11304, 11640, 12560, 13095, 13968, 14130, 15072, 15229, 15520, 16956, 17460, 18624, 18840, 20952, 21195, 22608, 23280, 25120, 26190, 27936, 28260, 30144, 30458, 31040, 33912, 34920, 37680, 41904, 42390, 45216, 45687, 46560, 50240, 52380, 55872, 56520, 60916, 67824, 69840, 75360, 76145, 83808, 84780, 90432, 91374, 93120, 104760, 113040, 121832, 135648, 137061, 139680, 150720, 152290, 167616, 169560, 182748, 209520, 226080, 228435, 243664, 271296, 274122, 279360, 304580, 339120, 365496, 411183, 419040, 452160, 456870, 487328, 548244, 609160, 678240, 685305, 730992, 822366, 838080, 913740, 974656, 1096488, 1218320, 1356480, 1370610, 1461984, 1644732, 1827480, 2055915, 2192976, 2436640, 2741220, 2923968, 3289464, 3654960, 4111830, 4385952, 4873280, 5482440, 6578928, 7309920, 8223660, 8771904, 10964880, 13157856, 14619840, 16447320, 21929760, 26315712, 32894640, 43859520, 65789280, 131578560]

約数ペア:

[(1, 131578560), (2, 65789280), (3, 43859520), (4, 32894640), (5, 26315712), (6, 21929760), (8, 16447320), (9, 14619840), (10, 13157856), (12, 10964880), (15, 8771904), (16, 8223660), (18, 7309920), (20, 6578928), (24, 5482440), (27, 4873280), (30, 4385952), (32, 4111830), (36, 3654960), (40, 3289464), (45, 2923968), (48, 2741220), (54, 2436640), (60, 2192976), (64, 2055915), (72, 1827480), (80, 1644732), (90, 1461984), (96, 1370610), (97, 1356480), (108, 1218320), (120, 1096488), (135, 974656), (144, 913740), (157, 838080), (160, 822366), (180, 730992), (192, 685305), (194, 678240), (216, 609160), (240, 548244), (270, 487328), (288, 456870), (291, 452160), (314, 419040), (320, 411183), (360, 365496), (388, 339120), (432, 304580), (471, 279360), (480, 274122), (485, 271296), (540, 243664), (576, 228435), (582, 226080), (628, 209520), (720, 182748), (776, 169560), (785, 167616), (864, 152290), (873, 150720), (942, 139680), (960, 137061), (970, 135648), (1080, 121832), (1164, 113040), (1256, 104760), (1413, 93120), (1440, 91374), (1455, 90432), (1552, 84780), (1570, 83808), (1728, 76145), (1746, 75360), (1884, 69840), (1940, 67824), (2160, 60916), (2328, 56520), (2355, 55872), (2512, 52380), (2619, 50240), (2826, 46560), (2880, 45687), (2910, 45216), (3104, 42390), (3140, 41904), (3492, 37680), (3768, 34920), (3880, 33912), (4239, 31040), (4320, 30458), (4365, 30144), (4656, 28260), (4710, 27936), (5024, 26190), (5238, 25120), (5652, 23280), (5820, 22608), (6208, 21195), (6280, 20952), (6984, 18840), (7065, 18624), (7536, 17460), (7760, 16956), (8478, 15520), (8640, 15229), (8730, 15072), (9312, 14130), (9420, 13968), (10048, 13095), (10476, 12560), (11304, 11640)]