1721577312

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:243

約数の個数: 432

約数和(自身を含む): 6292435968

約数和(自身を除く): 4570858656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 31, 32, 36, 39, 42, 48, 52, 56, 62, 63, 72, 78, 84, 91, 93, 96, 104, 112, 117, 124, 126, 144, 156, 163, 168, 169, 182, 186, 208, 217, 224, 234, 248, 252, 273, 279, 288, 312, 326, 336, 338, 364, 372, 403, 416, 434, 468, 489, 496, 504, 507, 546, 558, 624, 651, 652, 672, 676, 728, 744, 806, 819, 868, 936, 978, 992, 1008, 1014, 1092, 1116, 1141, 1183, 1209, 1248, 1302, 1304, 1352, 1456, 1467, 1488, 1521, 1612, 1638, 1736, 1872, 1953, 1956, 2016, 2028, 2119, 2184, 2232, 2282, 2366, 2418, 2604, 2608, 2704, 2821, 2912, 2934, 2976, 3042, 3224, 3276, 3423, 3472, 3549, 3627, 3744, 3906, 3912, 4056, 4238, 4368, 4464, 4564, 4732, 4836, 5053, 5208, 5216, 5239, 5408, 5642, 5868, 6084, 6357, 6448, 6552, 6846, 6944, 7098, 7254, 7812, 7824, 8112, 8463, 8476, 8736, 8928, 9128, 9464, 9672, 10106, 10269, 10416, 10478, 10647, 11284, 11736, 12168, 12714, 12896, 13104, 13692, 14196, 14508, 14833, 15159, 15624, 15648, 15717, 16224, 16926, 16952, 18256, 18928, 19071, 19344, 20212, 20538, 20832, 20956, 21294, 22568, 23472, 24336, 25389, 25428, 26208, 27384, 27547, 28392, 29016, 29666, 30318, 31248, 31434, 33852, 33904, 35371, 36512, 36673, 37856, 38142, 38688, 40424, 41076, 41912, 42588, 44499, 45136, 45477, 46944, 47151, 48672, 50778, 50856, 54768, 55094, 56784, 58032, 59332, 60636, 62496, 62868, 65689, 67704, 67808, 70742, 73346, 76284, 80848, 82152, 82641, 83824, 85176, 88998, 90272, 90954, 94302, 101556, 101712, 106113, 109536, 110019, 110188, 113568, 116064, 118664, 121272, 125736, 131378, 133497, 135408, 141484, 146692, 152568, 161696, 164304, 165282, 167648, 170352, 177996, 181908, 188604, 192829, 197067, 203112, 203424, 212226, 220038, 220376, 237328, 242544, 247923, 251472, 262756, 266994, 270816, 282968, 293384, 305136, 318339, 328608, 330057, 330564, 340704, 355992, 363816, 377208, 385658, 394134, 406224, 424452, 440076, 440752, 459823, 474656, 485088, 495846, 502944, 525512, 533988, 565936, 578487, 586768, 591201, 610272, 636678, 660114, 661128, 711984, 727632, 754416, 771316, 788268, 812448, 848904, 853957, 880152, 881504, 919646, 991692, 1051024, 1067976, 1131872, 1156974, 1173536, 1182402, 1273356, 1320228, 1322256, 1379469, 1423968, 1455264, 1508832, 1542632, 1576536, 1697808, 1707914, 1735461, 1760304, 1839292, 1983384, 2102048, 2135952, 2313948, 2364804, 2546712, 2561871, 2640456, 2644512, 2758938, 3085264, 3153072, 3395616, 3415828, 3470922, 3520608, 3678584, 3966768, 4138407, 4271904, 4627896, 4729608, 5093424, 5123742, 5280912, 5517876, 5977699, 6170528, 6306144, 6831656, 6941844, 7357168, 7685613, 7933536, 8276814, 9255792, 9459216, 10186848, 10247484, 10561824, 11035752, 11955398, 13663312, 13883688, 14714336, 15371226, 16553628, 17933097, 18511584, 18918432, 20494968, 22071504, 23910796, 27326624, 27767376, 30742452, 33107256, 35866194, 40989936, 44143008, 47821592, 53799291, 55534752, 61484904, 66214512, 71732388, 81979872, 95643184, 107598582, 122969808, 132429024, 143464776, 191286368, 215197164, 245939616, 286929552, 430394328, 573859104, 860788656, 1721577312]

約数ペア:

[(1, 1721577312), (2, 860788656), (3, 573859104), (4, 430394328), (6, 286929552), (7, 245939616), (8, 215197164), (9, 191286368), (12, 143464776), (13, 132429024), (14, 122969808), (16, 107598582), (18, 95643184), (21, 81979872), (24, 71732388), (26, 66214512), (28, 61484904), (31, 55534752), (32, 53799291), (36, 47821592), (39, 44143008), (42, 40989936), (48, 35866194), (52, 33107256), (56, 30742452), (62, 27767376), (63, 27326624), (72, 23910796), (78, 22071504), (84, 20494968), (91, 18918432), (93, 18511584), (96, 17933097), (104, 16553628), (112, 15371226), (117, 14714336), (124, 13883688), (126, 13663312), (144, 11955398), (156, 11035752), (163, 10561824), (168, 10247484), (169, 10186848), (182, 9459216), (186, 9255792), (208, 8276814), (217, 7933536), (224, 7685613), (234, 7357168), (248, 6941844), (252, 6831656), (273, 6306144), (279, 6170528), (288, 5977699), (312, 5517876), (326, 5280912), (336, 5123742), (338, 5093424), (364, 4729608), (372, 4627896), (403, 4271904), (416, 4138407), (434, 3966768), (468, 3678584), (489, 3520608), (496, 3470922), (504, 3415828), (507, 3395616), (546, 3153072), (558, 3085264), (624, 2758938), (651, 2644512), (652, 2640456), (672, 2561871), (676, 2546712), (728, 2364804), (744, 2313948), (806, 2135952), (819, 2102048), (868, 1983384), (936, 1839292), (978, 1760304), (992, 1735461), (1008, 1707914), (1014, 1697808), (1092, 1576536), (1116, 1542632), (1141, 1508832), (1183, 1455264), (1209, 1423968), (1248, 1379469), (1302, 1322256), (1304, 1320228), (1352, 1273356), (1456, 1182402), (1467, 1173536), (1488, 1156974), (1521, 1131872), (1612, 1067976), (1638, 1051024), (1736, 991692), (1872, 919646), (1953, 881504), (1956, 880152), (2016, 853957), (2028, 848904), (2119, 812448), (2184, 788268), (2232, 771316), (2282, 754416), (2366, 727632), (2418, 711984), (2604, 661128), (2608, 660114), (2704, 636678), (2821, 610272), (2912, 591201), (2934, 586768), (2976, 578487), (3042, 565936), (3224, 533988), (3276, 525512), (3423, 502944), (3472, 495846), (3549, 485088), (3627, 474656), (3744, 459823), (3906, 440752), (3912, 440076), (4056, 424452), (4238, 406224), (4368, 394134), (4464, 385658), (4564, 377208), (4732, 363816), (4836, 355992), (5053, 340704), (5208, 330564), (5216, 330057), (5239, 328608), (5408, 318339), (5642, 305136), (5868, 293384), (6084, 282968), (6357, 270816), (6448, 266994), (6552, 262756), (6846, 251472), (6944, 247923), (7098, 242544), (7254, 237328), (7812, 220376), (7824, 220038), (8112, 212226), (8463, 203424), (8476, 203112), (8736, 197067), (8928, 192829), (9128, 188604), (9464, 181908), (9672, 177996), (10106, 170352), (10269, 167648), (10416, 165282), (10478, 164304), (10647, 161696), (11284, 152568), (11736, 146692), (12168, 141484), (12714, 135408), (12896, 133497), (13104, 131378), (13692, 125736), (14196, 121272), (14508, 118664), (14833, 116064), (15159, 113568), (15624, 110188), (15648, 110019), (15717, 109536), (16224, 106113), (16926, 101712), (16952, 101556), (18256, 94302), (18928, 90954), (19071, 90272), (19344, 88998), (20212, 85176), (20538, 83824), (20832, 82641), (20956, 82152), (21294, 80848), (22568, 76284), (23472, 73346), (24336, 70742), (25389, 67808), (25428, 67704), (26208, 65689), (27384, 62868), (27547, 62496), (28392, 60636), (29016, 59332), (29666, 58032), (30318, 56784), (31248, 55094), (31434, 54768), (33852, 50856), (33904, 50778), (35371, 48672), (36512, 47151), (36673, 46944), (37856, 45477), (38142, 45136), (38688, 44499), (40424, 42588), (41076, 41912)]