621000864

素因数分解:

$2^5\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{181}}^1$

素因数の和:249

約数の個数: 288

約数和(自身を含む): 2096902080

約数和(自身を除く): 1475901216

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 27, 32, 33, 36, 38, 44, 48, 54, 57, 66, 72, 76, 88, 96, 99, 108, 114, 132, 144, 152, 171, 176, 181, 198, 209, 216, 228, 264, 288, 297, 304, 342, 352, 361, 362, 396, 418, 432, 456, 513, 528, 543, 594, 608, 627, 684, 722, 724, 792, 836, 864, 912, 1026, 1056, 1083, 1086, 1188, 1254, 1368, 1444, 1448, 1584, 1629, 1672, 1824, 1881, 1991, 2052, 2166, 2172, 2376, 2508, 2736, 2888, 2896, 3168, 3249, 3258, 3344, 3439, 3762, 3971, 3982, 4104, 4332, 4344, 4752, 4887, 5016, 5472, 5643, 5776, 5792, 5973, 6498, 6516, 6688, 6878, 7524, 7942, 7964, 8208, 8664, 8688, 9504, 9747, 9774, 10032, 10317, 11286, 11552, 11913, 11946, 12996, 13032, 13756, 15048, 15884, 15928, 16416, 17328, 17376, 17919, 19494, 19548, 20064, 20634, 22572, 23826, 23892, 25992, 26064, 27512, 30096, 30951, 31768, 31856, 34656, 35739, 35838, 37829, 38988, 39096, 41268, 45144, 47652, 47784, 51984, 52128, 53757, 55024, 60192, 61902, 63536, 63712, 65341, 71478, 71676, 75658, 77976, 78192, 82536, 90288, 92853, 95304, 95568, 103968, 107217, 107514, 110048, 113487, 123804, 127072, 130682, 142956, 143352, 151316, 155952, 156384, 165072, 180576, 185706, 190608, 191136, 196023, 214434, 215028, 226974, 247608, 261364, 285912, 286704, 302632, 311904, 330144, 340461, 371412, 381216, 392046, 428868, 430056, 453948, 495216, 522728, 571824, 573408, 588069, 605264, 680922, 718751, 742824, 784092, 857736, 860112, 907896, 990432, 1021383, 1045456, 1143648, 1176138, 1210528, 1361844, 1437502, 1485648, 1568184, 1715472, 1720224, 1764207, 1815792, 2042766, 2090912, 2156253, 2352276, 2723688, 2875004, 2971296, 3136368, 3430944, 3528414, 3631584, 4085532, 4312506, 4704552, 5447376, 5750008, 6272736, 6468759, 7056828, 8171064, 8625012, 9409104, 10894752, 11500016, 12937518, 14113656, 16342128, 17250024, 18818208, 19406277, 23000032, 25875036, 28227312, 32684256, 34500048, 38812554, 51750072, 56454624, 69000096, 77625108, 103500144, 155250216, 207000288, 310500432, 621000864]

約数ペア:

[(1, 621000864), (2, 310500432), (3, 207000288), (4, 155250216), (6, 103500144), (8, 77625108), (9, 69000096), (11, 56454624), (12, 51750072), (16, 38812554), (18, 34500048), (19, 32684256), (22, 28227312), (24, 25875036), (27, 23000032), (32, 19406277), (33, 18818208), (36, 17250024), (38, 16342128), (44, 14113656), (48, 12937518), (54, 11500016), (57, 10894752), (66, 9409104), (72, 8625012), (76, 8171064), (88, 7056828), (96, 6468759), (99, 6272736), (108, 5750008), (114, 5447376), (132, 4704552), (144, 4312506), (152, 4085532), (171, 3631584), (176, 3528414), (181, 3430944), (198, 3136368), (209, 2971296), (216, 2875004), (228, 2723688), (264, 2352276), (288, 2156253), (297, 2090912), (304, 2042766), (342, 1815792), (352, 1764207), (361, 1720224), (362, 1715472), (396, 1568184), (418, 1485648), (432, 1437502), (456, 1361844), (513, 1210528), (528, 1176138), (543, 1143648), (594, 1045456), (608, 1021383), (627, 990432), (684, 907896), (722, 860112), (724, 857736), (792, 784092), (836, 742824), (864, 718751), (912, 680922), (1026, 605264), (1056, 588069), (1083, 573408), (1086, 571824), (1188, 522728), (1254, 495216), (1368, 453948), (1444, 430056), (1448, 428868), (1584, 392046), (1629, 381216), (1672, 371412), (1824, 340461), (1881, 330144), (1991, 311904), (2052, 302632), (2166, 286704), (2172, 285912), (2376, 261364), (2508, 247608), (2736, 226974), (2888, 215028), (2896, 214434), (3168, 196023), (3249, 191136), (3258, 190608), (3344, 185706), (3439, 180576), (3762, 165072), (3971, 156384), (3982, 155952), (4104, 151316), (4332, 143352), (4344, 142956), (4752, 130682), (4887, 127072), (5016, 123804), (5472, 113487), (5643, 110048), (5776, 107514), (5792, 107217), (5973, 103968), (6498, 95568), (6516, 95304), (6688, 92853), (6878, 90288), (7524, 82536), (7942, 78192), (7964, 77976), (8208, 75658), (8664, 71676), (8688, 71478), (9504, 65341), (9747, 63712), (9774, 63536), (10032, 61902), (10317, 60192), (11286, 55024), (11552, 53757), (11913, 52128), (11946, 51984), (12996, 47784), (13032, 47652), (13756, 45144), (15048, 41268), (15884, 39096), (15928, 38988), (16416, 37829), (17328, 35838), (17376, 35739), (17919, 34656), (19494, 31856), (19548, 31768), (20064, 30951), (20634, 30096), (22572, 27512), (23826, 26064), (23892, 25992)]