20452049920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:293

約数の個数: 352

約数和(自身を含む): 55711152000

約数和(自身を除く): 35259102080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 83, 85, 95, 128, 136, 149, 152, 160, 166, 170, 190, 256, 272, 298, 304, 320, 323, 332, 340, 380, 415, 512, 544, 596, 608, 640, 646, 664, 680, 745, 760, 830, 1024, 1088, 1192, 1216, 1280, 1292, 1328, 1360, 1411, 1490, 1520, 1577, 1615, 1660, 2176, 2384, 2432, 2533, 2560, 2584, 2656, 2720, 2822, 2831, 2980, 3040, 3154, 3230, 3320, 4352, 4768, 4864, 5066, 5120, 5168, 5312, 5440, 5644, 5662, 5960, 6080, 6308, 6460, 6640, 7055, 7885, 8704, 9536, 9728, 10132, 10336, 10624, 10880, 11288, 11324, 11920, 12160, 12367, 12616, 12665, 12920, 13280, 14110, 14155, 15770, 17408, 19072, 19456, 20264, 20672, 21248, 21760, 22576, 22648, 23840, 24320, 24734, 25232, 25330, 25840, 26560, 26809, 28220, 28310, 31540, 38144, 40528, 41344, 42496, 43520, 45152, 45296, 47680, 48127, 48640, 49468, 50464, 50660, 51680, 53120, 53618, 56440, 56620, 61835, 63080, 76288, 81056, 82688, 84992, 87040, 90304, 90592, 95360, 96254, 97280, 98936, 100928, 101320, 103360, 106240, 107236, 112880, 113240, 123670, 126160, 134045, 152576, 162112, 165376, 180608, 181184, 190720, 192508, 197872, 201856, 202640, 206720, 210239, 212480, 214472, 225760, 226480, 234973, 240635, 247340, 252320, 268090, 324224, 330752, 361216, 362368, 381440, 385016, 395744, 403712, 405280, 413440, 420478, 424960, 428944, 451520, 452960, 469946, 481270, 494680, 504640, 536180, 648448, 722432, 724736, 762880, 770032, 791488, 807424, 810560, 826880, 840956, 857888, 903040, 905920, 939892, 962540, 989360, 1009280, 1051195, 1072360, 1174865, 1296896, 1444864, 1449472, 1540064, 1582976, 1614848, 1621120, 1653760, 1681912, 1715776, 1806080, 1811840, 1879784, 1925080, 1978720, 2018560, 2102390, 2144720, 2349730, 2593792, 2898944, 3080128, 3165952, 3242240, 3363824, 3431552, 3612160, 3623680, 3759568, 3850160, 3957440, 3994541, 4037120, 4204780, 4289440, 4699460, 6160256, 6331904, 6484480, 6727648, 6863104, 7224320, 7247360, 7519136, 7700320, 7914880, 7989082, 8074240, 8409560, 8578880, 9398920, 12320512, 12663808, 12968960, 13455296, 13726208, 14494720, 15038272, 15400640, 15829760, 15978164, 16819120, 17157760, 18797840, 19972705, 24641024, 26910592, 27452416, 30076544, 30801280, 31659520, 31956328, 33638240, 34315520, 37595680, 39945410, 49282048, 53821184, 60153088, 61602560, 63319040, 63912656, 67276480, 68631040, 75191360, 79890820, 107642368, 120306176, 123205120, 127825312, 134552960, 137262080, 150382720, 159781640, 215284736, 240612352, 246410240, 255650624, 269105920, 300765440, 319563280, 511301248, 538211840, 601530880, 639126560, 1022602496, 1076423680, 1203061760, 1278253120, 2045204992, 2556506240, 4090409984, 5113012480, 10226024960, 20452049920]

約数ペア:

[(1, 20452049920), (2, 10226024960), (4, 5113012480), (5, 4090409984), (8, 2556506240), (10, 2045204992), (16, 1278253120), (17, 1203061760), (19, 1076423680), (20, 1022602496), (32, 639126560), (34, 601530880), (38, 538211840), (40, 511301248), (64, 319563280), (68, 300765440), (76, 269105920), (80, 255650624), (83, 246410240), (85, 240612352), (95, 215284736), (128, 159781640), (136, 150382720), (149, 137262080), (152, 134552960), (160, 127825312), (166, 123205120), (170, 120306176), (190, 107642368), (256, 79890820), (272, 75191360), (298, 68631040), (304, 67276480), (320, 63912656), (323, 63319040), (332, 61602560), (340, 60153088), (380, 53821184), (415, 49282048), (512, 39945410), (544, 37595680), (596, 34315520), (608, 33638240), (640, 31956328), (646, 31659520), (664, 30801280), (680, 30076544), (745, 27452416), (760, 26910592), (830, 24641024), (1024, 19972705), (1088, 18797840), (1192, 17157760), (1216, 16819120), (1280, 15978164), (1292, 15829760), (1328, 15400640), (1360, 15038272), (1411, 14494720), (1490, 13726208), (1520, 13455296), (1577, 12968960), (1615, 12663808), (1660, 12320512), (2176, 9398920), (2384, 8578880), (2432, 8409560), (2533, 8074240), (2560, 7989082), (2584, 7914880), (2656, 7700320), (2720, 7519136), (2822, 7247360), (2831, 7224320), (2980, 6863104), (3040, 6727648), (3154, 6484480), (3230, 6331904), (3320, 6160256), (4352, 4699460), (4768, 4289440), (4864, 4204780), (5066, 4037120), (5120, 3994541), (5168, 3957440), (5312, 3850160), (5440, 3759568), (5644, 3623680), (5662, 3612160), (5960, 3431552), (6080, 3363824), (6308, 3242240), (6460, 3165952), (6640, 3080128), (7055, 2898944), (7885, 2593792), (8704, 2349730), (9536, 2144720), (9728, 2102390), (10132, 2018560), (10336, 1978720), (10624, 1925080), (10880, 1879784), (11288, 1811840), (11324, 1806080), (11920, 1715776), (12160, 1681912), (12367, 1653760), (12616, 1621120), (12665, 1614848), (12920, 1582976), (13280, 1540064), (14110, 1449472), (14155, 1444864), (15770, 1296896), (17408, 1174865), (19072, 1072360), (19456, 1051195), (20264, 1009280), (20672, 989360), (21248, 962540), (21760, 939892), (22576, 905920), (22648, 903040), (23840, 857888), (24320, 840956), (24734, 826880), (25232, 810560), (25330, 807424), (25840, 791488), (26560, 770032), (26809, 762880), (28220, 724736), (28310, 722432), (31540, 648448), (38144, 536180), (40528, 504640), (41344, 494680), (42496, 481270), (43520, 469946), (45152, 452960), (45296, 451520), (47680, 428944), (48127, 424960), (48640, 420478), (49468, 413440), (50464, 405280), (50660, 403712), (51680, 395744), (53120, 385016), (53618, 381440), (56440, 362368), (56620, 361216), (61835, 330752), (63080, 324224), (76288, 268090), (81056, 252320), (82688, 247340), (84992, 240635), (87040, 234973), (90304, 226480), (90592, 225760), (95360, 214472), (96254, 212480), (97280, 210239), (98936, 206720), (100928, 202640), (101320, 201856), (103360, 197872), (106240, 192508), (107236, 190720), (112880, 181184), (113240, 180608), (123670, 165376), (126160, 162112), (134045, 152576)]