400800960

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{47}}^2$

素因数の和:130

約数の個数: 420

約数和(自身を含む): 1664799312

約数和(自身を除く): 1263998352

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, 47, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 94, 96, 105, 108, 112, 120, 126, 135, 140, 141, 144, 160, 162, 168, 180, 188, 189, 192, 210, 216, 224, 235, 240, 252, 270, 280, 282, 288, 315, 320, 324, 329, 336, 360, 376, 378, 405, 420, 423, 432, 448, 470, 480, 504, 540, 560, 564, 567, 576, 630, 648, 658, 672, 705, 720, 752, 756, 810, 840, 846, 864, 940, 945, 960, 987, 1008, 1080, 1120, 1128, 1134, 1260, 1269, 1296, 1316, 1344, 1410, 1440, 1504, 1512, 1620, 1645, 1680, 1692, 1728, 1880, 1890, 1974, 2016, 2115, 2160, 2209, 2240, 2256, 2268, 2520, 2538, 2592, 2632, 2820, 2835, 2880, 2961, 3008, 3024, 3240, 3290, 3360, 3384, 3760, 3780, 3807, 3948, 4032, 4230, 4320, 4418, 4512, 4536, 4935, 5040, 5076, 5184, 5264, 5640, 5670, 5922, 6048, 6345, 6480, 6580, 6627, 6720, 6768, 7520, 7560, 7614, 7896, 8460, 8640, 8836, 8883, 9024, 9072, 9870, 10080, 10152, 10528, 11045, 11280, 11340, 11844, 12096, 12690, 12960, 13160, 13254, 13536, 14805, 15040, 15120, 15228, 15463, 15792, 16920, 17672, 17766, 18144, 19035, 19740, 19881, 20160, 20304, 21056, 22090, 22560, 22680, 23688, 25380, 25920, 26320, 26508, 26649, 27072, 29610, 30240, 30456, 30926, 31584, 33135, 33840, 35344, 35532, 36288, 38070, 39480, 39762, 40608, 44180, 44415, 45120, 45360, 46389, 47376, 50760, 52640, 53016, 53298, 59220, 59643, 60480, 60912, 61852, 63168, 66270, 67680, 70688, 71064, 76140, 77315, 78960, 79524, 81216, 88360, 88830, 90720, 92778, 94752, 99405, 101520, 105280, 106032, 106596, 118440, 119286, 121824, 123704, 132540, 133245, 135360, 139167, 141376, 142128, 152280, 154630, 157920, 159048, 176720, 177660, 178929, 181440, 185556, 189504, 198810, 203040, 212064, 213192, 231945, 236880, 238572, 243648, 247408, 265080, 266490, 278334, 284256, 298215, 304560, 309260, 315840, 318096, 353440, 355320, 357858, 371112, 397620, 406080, 417501, 424128, 426384, 463890, 473760, 477144, 494816, 530160, 532980, 556668, 568512, 596430, 609120, 618520, 636192, 695835, 706880, 710640, 715716, 742224, 795240, 835002, 852768, 894645, 927780, 947520, 954288, 989632, 1060320, 1065960, 1113336, 1192860, 1218240, 1237040, 1252503, 1272384, 1391670, 1421280, 1431432, 1484448, 1590480, 1670004, 1705536, 1789290, 1855560, 1908576, 2087505, 2120640, 2131920, 2226672, 2385720, 2474080, 2505006, 2783340, 2842560, 2862864, 2968896, 3180960, 3340008, 3578580, 3711120, 3817152, 4175010, 4263840, 4453344, 4771440, 4948160, 5010012, 5566680, 5725728, 6262515, 6361920, 6680016, 7157160, 7422240, 8350020, 8527680, 8906688, 9542880, 10020024, 11133360, 11451456, 12525030, 13360032, 14314320, 14844480, 16700040, 19085760, 20040048, 22266720, 25050060, 26720064, 28628640, 33400080, 40080096, 44533440, 50100120, 57257280, 66800160, 80160192, 100200240, 133600320, 200400480, 400800960]

約数ペア:

[(1, 400800960), (2, 200400480), (3, 133600320), (4, 100200240), (5, 80160192), (6, 66800160), (7, 57257280), (8, 50100120), (9, 44533440), (10, 40080096), (12, 33400080), (14, 28628640), (15, 26720064), (16, 25050060), (18, 22266720), (20, 20040048), (21, 19085760), (24, 16700040), (27, 14844480), (28, 14314320), (30, 13360032), (32, 12525030), (35, 11451456), (36, 11133360), (40, 10020024), (42, 9542880), (45, 8906688), (47, 8527680), (48, 8350020), (54, 7422240), (56, 7157160), (60, 6680016), (63, 6361920), (64, 6262515), (70, 5725728), (72, 5566680), (80, 5010012), (81, 4948160), (84, 4771440), (90, 4453344), (94, 4263840), (96, 4175010), (105, 3817152), (108, 3711120), (112, 3578580), (120, 3340008), (126, 3180960), (135, 2968896), (140, 2862864), (141, 2842560), (144, 2783340), (160, 2505006), (162, 2474080), (168, 2385720), (180, 2226672), (188, 2131920), (189, 2120640), (192, 2087505), (210, 1908576), (216, 1855560), (224, 1789290), (235, 1705536), (240, 1670004), (252, 1590480), (270, 1484448), (280, 1431432), (282, 1421280), (288, 1391670), (315, 1272384), (320, 1252503), (324, 1237040), (329, 1218240), (336, 1192860), (360, 1113336), (376, 1065960), (378, 1060320), (405, 989632), (420, 954288), (423, 947520), (432, 927780), (448, 894645), (470, 852768), (480, 835002), (504, 795240), (540, 742224), (560, 715716), (564, 710640), (567, 706880), (576, 695835), (630, 636192), (648, 618520), (658, 609120), (672, 596430), (705, 568512), (720, 556668), (752, 532980), (756, 530160), (810, 494816), (840, 477144), (846, 473760), (864, 463890), (940, 426384), (945, 424128), (960, 417501), (987, 406080), (1008, 397620), (1080, 371112), (1120, 357858), (1128, 355320), (1134, 353440), (1260, 318096), (1269, 315840), (1296, 309260), (1316, 304560), (1344, 298215), (1410, 284256), (1440, 278334), (1504, 266490), (1512, 265080), (1620, 247408), (1645, 243648), (1680, 238572), (1692, 236880), (1728, 231945), (1880, 213192), (1890, 212064), (1974, 203040), (2016, 198810), (2115, 189504), (2160, 185556), (2209, 181440), (2240, 178929), (2256, 177660), (2268, 176720), (2520, 159048), (2538, 157920), (2592, 154630), (2632, 152280), (2820, 142128), (2835, 141376), (2880, 139167), (2961, 135360), (3008, 133245), (3024, 132540), (3240, 123704), (3290, 121824), (3360, 119286), (3384, 118440), (3760, 106596), (3780, 106032), (3807, 105280), (3948, 101520), (4032, 99405), (4230, 94752), (4320, 92778), (4418, 90720), (4512, 88830), (4536, 88360), (4935, 81216), (5040, 79524), (5076, 78960), (5184, 77315), (5264, 76140), (5640, 71064), (5670, 70688), (5922, 67680), (6048, 66270), (6345, 63168), (6480, 61852), (6580, 60912), (6627, 60480), (6720, 59643), (6768, 59220), (7520, 53298), (7560, 53016), (7614, 52640), (7896, 50760), (8460, 47376), (8640, 46389), (8836, 45360), (8883, 45120), (9024, 44415), (9072, 44180), (9870, 40608), (10080, 39762), (10152, 39480), (10528, 38070), (11045, 36288), (11280, 35532), (11340, 35344), (11844, 33840), (12096, 33135), (12690, 31584), (12960, 30926), (13160, 30456), (13254, 30240), (13536, 29610), (14805, 27072), (15040, 26649), (15120, 26508), (15228, 26320), (15463, 25920), (15792, 25380), (16920, 23688), (17672, 22680), (17766, 22560), (18144, 22090), (19035, 21056), (19740, 20304), (19881, 20160)]