20450440080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{10937}}^1$

素因数の和:11023

約数の個数: 360

約数和(自身を含む): 81407202552

約数和(自身を除く): 60956762472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 53, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 106, 112, 120, 126, 140, 144, 147, 159, 168, 180, 196, 210, 212, 240, 245, 252, 265, 280, 294, 315, 318, 336, 360, 371, 392, 420, 424, 441, 477, 490, 504, 530, 560, 588, 630, 636, 720, 735, 742, 784, 795, 840, 848, 882, 954, 980, 1008, 1060, 1113, 1176, 1260, 1272, 1470, 1484, 1590, 1680, 1764, 1855, 1908, 1960, 2120, 2205, 2226, 2352, 2385, 2520, 2544, 2597, 2940, 2968, 3180, 3339, 3528, 3710, 3816, 3920, 4240, 4410, 4452, 4770, 5040, 5194, 5565, 5880, 5936, 6360, 6678, 7056, 7420, 7632, 7791, 8820, 8904, 9540, 10388, 10937, 11130, 11760, 12720, 12985, 13356, 14840, 15582, 16695, 17640, 17808, 19080, 20776, 21874, 22260, 23373, 25970, 26712, 29680, 31164, 32811, 33390, 35280, 38160, 38955, 41552, 43748, 44520, 46746, 51940, 53424, 54685, 62328, 65622, 66780, 76559, 77910, 87496, 89040, 93492, 98433, 103880, 109370, 116865, 124656, 131244, 133560, 153118, 155820, 164055, 174992, 186984, 196866, 207760, 218740, 229677, 233730, 262488, 267120, 306236, 311640, 328110, 373968, 382795, 393732, 437480, 459354, 467460, 492165, 524976, 535913, 579661, 612472, 623280, 656220, 689031, 765590, 787464, 874960, 918708, 934920, 984330, 1071826, 1148385, 1159322, 1224944, 1312440, 1378062, 1531180, 1574928, 1607739, 1738983, 1837416, 1869840, 1968660, 2143652, 2296770, 2318644, 2624880, 2679565, 2756124, 2898305, 3062360, 3215478, 3445155, 3477966, 3674832, 3937320, 4057627, 4287304, 4593540, 4637288, 4823217, 5216949, 5359130, 5512248, 5796610, 6124720, 6430956, 6890310, 6955932, 7874640, 8038695, 8115254, 8574608, 8694915, 9187080, 9274576, 9646434, 10433898, 10718260, 11024496, 11593220, 12172881, 12861912, 13780620, 13911864, 16077390, 16230508, 17389830, 18374160, 19292868, 20288135, 20867796, 21436520, 23186440, 24116085, 24345762, 25723824, 26084745, 27561240, 27823728, 28403389, 32154780, 32461016, 34779660, 36518643, 38585736, 40576270, 41735592, 42873040, 46372880, 48232170, 48691524, 52169490, 55122480, 56806778, 60864405, 64309560, 64922032, 69559320, 73037286, 77171472, 81152540, 83471184, 85210167, 96464340, 97383048, 104338980, 113613556, 121728810, 128619120, 139118640, 142016945, 146074572, 162305080, 170420334, 182593215, 192928680, 194766096, 208677960, 227227112, 243457620, 255630501, 284033890, 292149144, 324610160, 340840668, 365186430, 385857360, 417355920, 426050835, 454454224, 486915240, 511261002, 568067780, 584298288, 681681336, 730372860, 852101670, 973830480, 1022522004, 1136135560, 1278152505, 1363362672, 1460745720, 1704203340, 2045044008, 2272271120, 2556305010, 2921491440, 3408406680, 4090088016, 5112610020, 6816813360, 10225220040, 20450440080]

約数ペア:

[(1, 20450440080), (2, 10225220040), (3, 6816813360), (4, 5112610020), (5, 4090088016), (6, 3408406680), (7, 2921491440), (8, 2556305010), (9, 2272271120), (10, 2045044008), (12, 1704203340), (14, 1460745720), (15, 1363362672), (16, 1278152505), (18, 1136135560), (20, 1022522004), (21, 973830480), (24, 852101670), (28, 730372860), (30, 681681336), (35, 584298288), (36, 568067780), (40, 511261002), (42, 486915240), (45, 454454224), (48, 426050835), (49, 417355920), (53, 385857360), (56, 365186430), (60, 340840668), (63, 324610160), (70, 292149144), (72, 284033890), (80, 255630501), (84, 243457620), (90, 227227112), (98, 208677960), (105, 194766096), (106, 192928680), (112, 182593215), (120, 170420334), (126, 162305080), (140, 146074572), (144, 142016945), (147, 139118640), (159, 128619120), (168, 121728810), (180, 113613556), (196, 104338980), (210, 97383048), (212, 96464340), (240, 85210167), (245, 83471184), (252, 81152540), (265, 77171472), (280, 73037286), (294, 69559320), (315, 64922032), (318, 64309560), (336, 60864405), (360, 56806778), (371, 55122480), (392, 52169490), (420, 48691524), (424, 48232170), (441, 46372880), (477, 42873040), (490, 41735592), (504, 40576270), (530, 38585736), (560, 36518643), (588, 34779660), (630, 32461016), (636, 32154780), (720, 28403389), (735, 27823728), (742, 27561240), (784, 26084745), (795, 25723824), (840, 24345762), (848, 24116085), (882, 23186440), (954, 21436520), (980, 20867796), (1008, 20288135), (1060, 19292868), (1113, 18374160), (1176, 17389830), (1260, 16230508), (1272, 16077390), (1470, 13911864), (1484, 13780620), (1590, 12861912), (1680, 12172881), (1764, 11593220), (1855, 11024496), (1908, 10718260), (1960, 10433898), (2120, 9646434), (2205, 9274576), (2226, 9187080), (2352, 8694915), (2385, 8574608), (2520, 8115254), (2544, 8038695), (2597, 7874640), (2940, 6955932), (2968, 6890310), (3180, 6430956), (3339, 6124720), (3528, 5796610), (3710, 5512248), (3816, 5359130), (3920, 5216949), (4240, 4823217), (4410, 4637288), (4452, 4593540), (4770, 4287304), (5040, 4057627), (5194, 3937320), (5565, 3674832), (5880, 3477966), (5936, 3445155), (6360, 3215478), (6678, 3062360), (7056, 2898305), (7420, 2756124), (7632, 2679565), (7791, 2624880), (8820, 2318644), (8904, 2296770), (9540, 2143652), (10388, 1968660), (10937, 1869840), (11130, 1837416), (11760, 1738983), (12720, 1607739), (12985, 1574928), (13356, 1531180), (14840, 1378062), (15582, 1312440), (16695, 1224944), (17640, 1159322), (17808, 1148385), (19080, 1071826), (20776, 984330), (21874, 934920), (22260, 918708), (23373, 874960), (25970, 787464), (26712, 765590), (29680, 689031), (31164, 656220), (32811, 623280), (33390, 612472), (35280, 579661), (38160, 535913), (38955, 524976), (41552, 492165), (43748, 467460), (44520, 459354), (46746, 437480), (51940, 393732), (53424, 382795), (54685, 373968), (62328, 328110), (65622, 311640), (66780, 306236), (76559, 267120), (77910, 262488), (87496, 233730), (89040, 229677), (93492, 218740), (98433, 207760), (103880, 196866), (109370, 186984), (116865, 174992), (124656, 164055), (131244, 155820), (133560, 153118)]