87030720

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{1439}}^1$

素因数の和:1472

約数の個数: 224

約数和(自身を含む): 351129600

約数和(自身を除く): 264098880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1439, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2878, 2880, 3024, 3360, 3780, 4032, 4317, 4320, 5040, 5756, 6048, 6720, 7195, 7560, 8634, 8640, 10073, 10080, 11512, 12096, 12951, 14390, 15120, 17268, 20146, 20160, 21585, 23024, 25902, 28780, 30219, 30240, 34536, 38853, 40292, 43170, 46048, 50365, 51804, 57560, 60438, 60480, 64755, 69072, 77706, 80584, 86340, 90657, 92096, 100730, 103608, 115120, 120876, 129510, 138144, 151095, 155412, 161168, 172680, 181314, 194265, 201460, 207216, 230240, 241752, 259020, 271971, 276288, 302190, 310824, 322336, 345360, 362628, 388530, 402920, 414432, 453285, 460480, 483504, 518040, 543942, 604380, 621648, 644672, 690720, 725256, 777060, 805840, 828864, 906570, 967008, 1036080, 1087884, 1208760, 1243296, 1359855, 1381440, 1450512, 1554120, 1611680, 1813140, 1934016, 2072160, 2175768, 2417520, 2486592, 2719710, 2901024, 3108240, 3223360, 3626280, 4144320, 4351536, 4835040, 5439420, 5802048, 6216480, 7252560, 8703072, 9670080, 10878840, 12432960, 14505120, 17406144, 21757680, 29010240, 43515360, 87030720]

約数ペア:

[(1, 87030720), (2, 43515360), (3, 29010240), (4, 21757680), (5, 17406144), (6, 14505120), (7, 12432960), (8, 10878840), (9, 9670080), (10, 8703072), (12, 7252560), (14, 6216480), (15, 5802048), (16, 5439420), (18, 4835040), (20, 4351536), (21, 4144320), (24, 3626280), (27, 3223360), (28, 3108240), (30, 2901024), (32, 2719710), (35, 2486592), (36, 2417520), (40, 2175768), (42, 2072160), (45, 1934016), (48, 1813140), (54, 1611680), (56, 1554120), (60, 1450512), (63, 1381440), (64, 1359855), (70, 1243296), (72, 1208760), (80, 1087884), (84, 1036080), (90, 967008), (96, 906570), (105, 828864), (108, 805840), (112, 777060), (120, 725256), (126, 690720), (135, 644672), (140, 621648), (144, 604380), (160, 543942), (168, 518040), (180, 483504), (189, 460480), (192, 453285), (210, 414432), (216, 402920), (224, 388530), (240, 362628), (252, 345360), (270, 322336), (280, 310824), (288, 302190), (315, 276288), (320, 271971), (336, 259020), (360, 241752), (378, 230240), (420, 207216), (432, 201460), (448, 194265), (480, 181314), (504, 172680), (540, 161168), (560, 155412), (576, 151095), (630, 138144), (672, 129510), (720, 120876), (756, 115120), (840, 103608), (864, 100730), (945, 92096), (960, 90657), (1008, 86340), (1080, 80584), (1120, 77706), (1260, 69072), (1344, 64755), (1439, 60480), (1440, 60438), (1512, 57560), (1680, 51804), (1728, 50365), (1890, 46048), (2016, 43170), (2160, 40292), (2240, 38853), (2520, 34536), (2878, 30240), (2880, 30219), (3024, 28780), (3360, 25902), (3780, 23024), (4032, 21585), (4317, 20160), (4320, 20146), (5040, 17268), (5756, 15120), (6048, 14390), (6720, 12951), (7195, 12096), (7560, 11512), (8634, 10080), (8640, 10073)]