20287594080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{1087}}^1$

素因数の和:2118

約数の個数: 288

約数和(自身を含む): 74700347904

約数和(自身を除く): 54412753824

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 997, 1040, 1087, 1170, 1248, 1440, 1560, 1872, 1994, 2080, 2174, 2340, 2991, 3120, 3261, 3744, 3988, 4348, 4680, 4985, 5435, 5982, 6240, 6522, 7976, 8696, 8973, 9360, 9783, 9970, 10870, 11964, 12961, 13044, 14131, 14955, 15952, 16305, 17392, 17946, 18720, 19566, 19940, 21740, 23928, 25922, 26088, 28262, 29910, 31904, 32610, 34784, 35892, 38883, 39132, 39880, 42393, 43480, 44865, 47856, 48915, 51844, 52176, 56524, 59820, 64805, 65220, 70655, 71784, 77766, 78264, 79760, 84786, 86960, 89730, 95712, 97830, 103688, 104352, 113048, 116649, 119640, 127179, 129610, 130440, 141310, 143568, 155532, 156528, 159520, 169572, 173920, 179460, 194415, 195660, 207376, 211965, 226096, 233298, 239280, 254358, 259220, 260880, 282620, 287136, 311064, 313056, 339144, 358920, 388830, 391320, 414752, 423930, 452192, 466596, 478560, 508716, 518440, 521760, 565240, 583245, 622128, 635895, 678288, 717840, 777660, 782640, 847860, 933192, 1017432, 1036880, 1083739, 1130480, 1166490, 1244256, 1271790, 1356576, 1435680, 1555320, 1565280, 1695720, 1866384, 2034864, 2073760, 2167478, 2260960, 2332980, 2543580, 3110640, 3251217, 3391440, 3732768, 4069728, 4334956, 4665960, 5087160, 5418695, 6221280, 6502434, 6782880, 8669912, 9331920, 9753651, 10174320, 10837390, 13004868, 14088607, 16256085, 17339824, 18663840, 19507302, 20348640, 21674780, 26009736, 28177214, 32512170, 34679648, 39014604, 42265821, 43349560, 48768255, 52019472, 56354428, 65024340, 70443035, 78029208, 84531642, 86699120, 97536510, 104038944, 112708856, 126797463, 130048680, 140886070, 156058416, 169063284, 173398240, 195073020, 211329105, 225417712, 253594926, 260097360, 281772140, 312116832, 338126568, 390146040, 422658210, 450835424, 507189852, 520194720, 563544280, 633987315, 676253136, 780292080, 845316420, 1014379704, 1127088560, 1267974630, 1352506272, 1560584160, 1690632840, 2028759408, 2254177120, 2535949260, 3381265680, 4057518816, 5071898520, 6762531360, 10143797040, 20287594080]

約数ペア:

[(1, 20287594080), (2, 10143797040), (3, 6762531360), (4, 5071898520), (5, 4057518816), (6, 3381265680), (8, 2535949260), (9, 2254177120), (10, 2028759408), (12, 1690632840), (13, 1560584160), (15, 1352506272), (16, 1267974630), (18, 1127088560), (20, 1014379704), (24, 845316420), (26, 780292080), (30, 676253136), (32, 633987315), (36, 563544280), (39, 520194720), (40, 507189852), (45, 450835424), (48, 422658210), (52, 390146040), (60, 338126568), (65, 312116832), (72, 281772140), (78, 260097360), (80, 253594926), (90, 225417712), (96, 211329105), (104, 195073020), (117, 173398240), (120, 169063284), (130, 156058416), (144, 140886070), (156, 130048680), (160, 126797463), (180, 112708856), (195, 104038944), (208, 97536510), (234, 86699120), (240, 84531642), (260, 78029208), (288, 70443035), (312, 65024340), (360, 56354428), (390, 52019472), (416, 48768255), (468, 43349560), (480, 42265821), (520, 39014604), (585, 34679648), (624, 32512170), (720, 28177214), (780, 26009736), (936, 21674780), (997, 20348640), (1040, 19507302), (1087, 18663840), (1170, 17339824), (1248, 16256085), (1440, 14088607), (1560, 13004868), (1872, 10837390), (1994, 10174320), (2080, 9753651), (2174, 9331920), (2340, 8669912), (2991, 6782880), (3120, 6502434), (3261, 6221280), (3744, 5418695), (3988, 5087160), (4348, 4665960), (4680, 4334956), (4985, 4069728), (5435, 3732768), (5982, 3391440), (6240, 3251217), (6522, 3110640), (7976, 2543580), (8696, 2332980), (8973, 2260960), (9360, 2167478), (9783, 2073760), (9970, 2034864), (10870, 1866384), (11964, 1695720), (12961, 1565280), (13044, 1555320), (14131, 1435680), (14955, 1356576), (15952, 1271790), (16305, 1244256), (17392, 1166490), (17946, 1130480), (18720, 1083739), (19566, 1036880), (19940, 1017432), (21740, 933192), (23928, 847860), (25922, 782640), (26088, 777660), (28262, 717840), (29910, 678288), (31904, 635895), (32610, 622128), (34784, 583245), (35892, 565240), (38883, 521760), (39132, 518440), (39880, 508716), (42393, 478560), (43480, 466596), (44865, 452192), (47856, 423930), (48915, 414752), (51844, 391320), (52176, 388830), (56524, 358920), (59820, 339144), (64805, 313056), (65220, 311064), (70655, 287136), (71784, 282620), (77766, 260880), (78264, 259220), (79760, 254358), (84786, 239280), (86960, 233298), (89730, 226096), (95712, 211965), (97830, 207376), (103688, 195660), (104352, 194415), (113048, 179460), (116649, 173920), (119640, 169572), (127179, 159520), (129610, 156528), (130440, 155532), (141310, 143568)]