20820484080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{4153}}^1$

素因数の和:4397

約数の個数: 320

約数和(自身を含む): 78624253440

約数和(自身を除く): 57803769360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 211, 216, 220, 240, 264, 270, 297, 330, 360, 396, 422, 432, 440, 495, 528, 540, 594, 633, 660, 720, 792, 844, 880, 990, 1055, 1080, 1188, 1266, 1320, 1485, 1584, 1688, 1899, 1980, 2110, 2160, 2321, 2376, 2532, 2640, 2970, 3165, 3376, 3798, 3960, 4153, 4220, 4642, 4752, 5064, 5697, 5940, 6330, 6963, 7596, 7920, 8306, 8440, 9284, 9495, 10128, 11394, 11605, 11880, 12459, 12660, 13926, 15192, 16612, 16880, 18568, 18990, 20765, 20889, 22788, 23210, 23760, 24918, 25320, 27852, 28485, 30384, 33224, 34815, 37136, 37377, 37980, 41530, 41778, 45576, 45683, 46420, 49836, 50640, 55704, 56970, 62295, 62667, 66448, 69630, 74754, 75960, 83060, 83556, 91152, 91366, 92840, 99672, 104445, 111408, 112131, 113940, 124590, 125334, 137049, 139260, 149508, 151920, 166120, 167112, 182732, 185680, 186885, 199344, 208890, 224262, 227880, 228415, 249180, 250668, 274098, 278520, 299016, 313335, 332240, 334224, 365464, 373770, 411147, 417780, 448524, 455760, 456830, 498360, 501336, 548196, 557040, 560655, 598032, 626670, 685245, 730928, 747540, 822294, 835560, 876283, 897048, 913660, 996720, 1002672, 1096392, 1121310, 1233441, 1253340, 1370490, 1495080, 1644588, 1671120, 1752566, 1794096, 1827320, 2055735, 2192784, 2242620, 2466882, 2506680, 2628849, 2740980, 2990160, 3289176, 3505132, 3654640, 4111470, 4381415, 4485240, 4933764, 5013360, 5257698, 5481960, 6167205, 6578352, 7010264, 7886547, 8222940, 8762830, 8970480, 9639113, 9867528, 10515396, 10963920, 12334410, 13144245, 14020528, 15773094, 16445880, 17525660, 19278226, 19735056, 21030792, 23659641, 24668820, 26288490, 28917339, 31546188, 32891760, 35051320, 38556452, 39432735, 42061584, 47319282, 48195565, 49337640, 52576980, 57834678, 63092376, 70102640, 77112904, 78865470, 86752017, 94638564, 96391130, 98675280, 105153960, 115669356, 118298205, 126184752, 144586695, 154225808, 157730940, 173504034, 189277128, 192782260, 210307920, 231338712, 236596410, 260256051, 289173390, 315461880, 347008068, 378554256, 385564520, 433760085, 462677424, 473192820, 520512102, 578346780, 630923760, 694016136, 771129040, 867520170, 946385640, 1041024204, 1156693560, 1301280255, 1388032272, 1735040340, 1892771280, 2082048408, 2313387120, 2602560510, 3470080680, 4164096816, 5205121020, 6940161360, 10410242040, 20820484080]

約数ペア:

[(1, 20820484080), (2, 10410242040), (3, 6940161360), (4, 5205121020), (5, 4164096816), (6, 3470080680), (8, 2602560510), (9, 2313387120), (10, 2082048408), (11, 1892771280), (12, 1735040340), (15, 1388032272), (16, 1301280255), (18, 1156693560), (20, 1041024204), (22, 946385640), (24, 867520170), (27, 771129040), (30, 694016136), (33, 630923760), (36, 578346780), (40, 520512102), (44, 473192820), (45, 462677424), (48, 433760085), (54, 385564520), (55, 378554256), (60, 347008068), (66, 315461880), (72, 289173390), (80, 260256051), (88, 236596410), (90, 231338712), (99, 210307920), (108, 192782260), (110, 189277128), (120, 173504034), (132, 157730940), (135, 154225808), (144, 144586695), (165, 126184752), (176, 118298205), (180, 115669356), (198, 105153960), (211, 98675280), (216, 96391130), (220, 94638564), (240, 86752017), (264, 78865470), (270, 77112904), (297, 70102640), (330, 63092376), (360, 57834678), (396, 52576980), (422, 49337640), (432, 48195565), (440, 47319282), (495, 42061584), (528, 39432735), (540, 38556452), (594, 35051320), (633, 32891760), (660, 31546188), (720, 28917339), (792, 26288490), (844, 24668820), (880, 23659641), (990, 21030792), (1055, 19735056), (1080, 19278226), (1188, 17525660), (1266, 16445880), (1320, 15773094), (1485, 14020528), (1584, 13144245), (1688, 12334410), (1899, 10963920), (1980, 10515396), (2110, 9867528), (2160, 9639113), (2321, 8970480), (2376, 8762830), (2532, 8222940), (2640, 7886547), (2970, 7010264), (3165, 6578352), (3376, 6167205), (3798, 5481960), (3960, 5257698), (4153, 5013360), (4220, 4933764), (4642, 4485240), (4752, 4381415), (5064, 4111470), (5697, 3654640), (5940, 3505132), (6330, 3289176), (6963, 2990160), (7596, 2740980), (7920, 2628849), (8306, 2506680), (8440, 2466882), (9284, 2242620), (9495, 2192784), (10128, 2055735), (11394, 1827320), (11605, 1794096), (11880, 1752566), (12459, 1671120), (12660, 1644588), (13926, 1495080), (15192, 1370490), (16612, 1253340), (16880, 1233441), (18568, 1121310), (18990, 1096392), (20765, 1002672), (20889, 996720), (22788, 913660), (23210, 897048), (23760, 876283), (24918, 835560), (25320, 822294), (27852, 747540), (28485, 730928), (30384, 685245), (33224, 626670), (34815, 598032), (37136, 560655), (37377, 557040), (37980, 548196), (41530, 501336), (41778, 498360), (45576, 456830), (45683, 455760), (46420, 448524), (49836, 417780), (50640, 411147), (55704, 373770), (56970, 365464), (62295, 334224), (62667, 332240), (66448, 313335), (69630, 299016), (74754, 278520), (75960, 274098), (83060, 250668), (83556, 249180), (91152, 228415), (91366, 227880), (92840, 224262), (99672, 208890), (104445, 199344), (111408, 186885), (112131, 185680), (113940, 182732), (124590, 167112), (125334, 166120), (137049, 151920), (139260, 149508)]