2181344760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{3989}}^1$

素因数の和:4051

約数の個数: 288

約数和(自身を含む): 8514979200

約数和(自身を除く): 6333634440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 49, 56, 60, 62, 63, 70, 72, 84, 90, 93, 98, 105, 120, 124, 126, 140, 147, 155, 168, 180, 186, 196, 210, 217, 245, 248, 252, 279, 280, 294, 310, 315, 360, 372, 392, 420, 434, 441, 465, 490, 504, 558, 588, 620, 630, 651, 735, 744, 840, 868, 882, 930, 980, 1085, 1116, 1176, 1240, 1260, 1302, 1395, 1470, 1519, 1736, 1764, 1860, 1953, 1960, 2170, 2205, 2232, 2520, 2604, 2790, 2940, 3038, 3255, 3528, 3720, 3906, 3989, 4340, 4410, 4557, 5208, 5580, 5880, 6076, 6510, 7595, 7812, 7978, 8680, 8820, 9114, 9765, 11160, 11967, 12152, 13020, 13671, 15190, 15624, 15956, 17640, 18228, 19530, 19945, 22785, 23934, 26040, 27342, 27923, 30380, 31912, 35901, 36456, 39060, 39890, 45570, 47868, 54684, 55846, 59835, 60760, 68355, 71802, 78120, 79780, 83769, 91140, 95736, 109368, 111692, 119670, 123659, 136710, 139615, 143604, 159560, 167538, 179505, 182280, 195461, 223384, 239340, 247318, 251307, 273420, 279230, 287208, 335076, 359010, 370977, 390922, 418845, 478680, 494636, 502614, 546840, 558460, 586383, 618295, 670152, 718020, 741954, 781844, 837690, 865613, 977305, 989272, 1005228, 1112931, 1116920, 1172766, 1236590, 1256535, 1436040, 1483908, 1563688, 1675380, 1731226, 1759149, 1854885, 1954610, 2010456, 2225862, 2345532, 2473180, 2513070, 2596839, 2931915, 2967816, 3350760, 3462452, 3518298, 3709770, 3909220, 4328065, 4451724, 4691064, 4946360, 5026140, 5193678, 5564655, 5863830, 6059291, 6924904, 7036596, 7419540, 7790517, 7818440, 8656130, 8795745, 8903448, 10052280, 10387356, 11129310, 11727660, 12118582, 12984195, 14073192, 14839080, 15581034, 17312260, 17591490, 18177873, 20774712, 22258620, 23455320, 24237164, 25968390, 30296455, 31162068, 34624520, 35182980, 36355746, 38952585, 44517240, 48474328, 51936780, 54533619, 60592910, 62324136, 70365960, 72711492, 77905170, 90889365, 103873560, 109067238, 121185820, 145422984, 155810340, 181778730, 218134476, 242371640, 272668095, 311620680, 363557460, 436268952, 545336190, 727114920, 1090672380, 2181344760]

約数ペア:

[(1, 2181344760), (2, 1090672380), (3, 727114920), (4, 545336190), (5, 436268952), (6, 363557460), (7, 311620680), (8, 272668095), (9, 242371640), (10, 218134476), (12, 181778730), (14, 155810340), (15, 145422984), (18, 121185820), (20, 109067238), (21, 103873560), (24, 90889365), (28, 77905170), (30, 72711492), (31, 70365960), (35, 62324136), (36, 60592910), (40, 54533619), (42, 51936780), (45, 48474328), (49, 44517240), (56, 38952585), (60, 36355746), (62, 35182980), (63, 34624520), (70, 31162068), (72, 30296455), (84, 25968390), (90, 24237164), (93, 23455320), (98, 22258620), (105, 20774712), (120, 18177873), (124, 17591490), (126, 17312260), (140, 15581034), (147, 14839080), (155, 14073192), (168, 12984195), (180, 12118582), (186, 11727660), (196, 11129310), (210, 10387356), (217, 10052280), (245, 8903448), (248, 8795745), (252, 8656130), (279, 7818440), (280, 7790517), (294, 7419540), (310, 7036596), (315, 6924904), (360, 6059291), (372, 5863830), (392, 5564655), (420, 5193678), (434, 5026140), (441, 4946360), (465, 4691064), (490, 4451724), (504, 4328065), (558, 3909220), (588, 3709770), (620, 3518298), (630, 3462452), (651, 3350760), (735, 2967816), (744, 2931915), (840, 2596839), (868, 2513070), (882, 2473180), (930, 2345532), (980, 2225862), (1085, 2010456), (1116, 1954610), (1176, 1854885), (1240, 1759149), (1260, 1731226), (1302, 1675380), (1395, 1563688), (1470, 1483908), (1519, 1436040), (1736, 1256535), (1764, 1236590), (1860, 1172766), (1953, 1116920), (1960, 1112931), (2170, 1005228), (2205, 989272), (2232, 977305), (2520, 865613), (2604, 837690), (2790, 781844), (2940, 741954), (3038, 718020), (3255, 670152), (3528, 618295), (3720, 586383), (3906, 558460), (3989, 546840), (4340, 502614), (4410, 494636), (4557, 478680), (5208, 418845), (5580, 390922), (5880, 370977), (6076, 359010), (6510, 335076), (7595, 287208), (7812, 279230), (7978, 273420), (8680, 251307), (8820, 247318), (9114, 239340), (9765, 223384), (11160, 195461), (11967, 182280), (12152, 179505), (13020, 167538), (13671, 159560), (15190, 143604), (15624, 139615), (15956, 136710), (17640, 123659), (18228, 119670), (19530, 111692), (19945, 109368), (22785, 95736), (23934, 91140), (26040, 83769), (27342, 79780), (27923, 78120), (30380, 71802), (31912, 68355), (35901, 60760), (36456, 59835), (39060, 55846), (39890, 54684), (45570, 47868)]