311515680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 384

約数和(自身を含む): 1219276800

約数和(自身を除く): 907761120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 29, 30, 32, 35, 40, 42, 46, 48, 56, 58, 60, 69, 70, 80, 84, 87, 92, 96, 105, 112, 115, 116, 120, 138, 139, 140, 145, 160, 161, 168, 174, 184, 203, 210, 224, 230, 232, 240, 276, 278, 280, 290, 322, 336, 345, 348, 368, 406, 417, 420, 435, 460, 464, 480, 483, 552, 556, 560, 580, 609, 644, 667, 672, 690, 695, 696, 736, 805, 812, 834, 840, 870, 920, 928, 966, 973, 1015, 1104, 1112, 1120, 1160, 1218, 1288, 1334, 1380, 1390, 1392, 1610, 1624, 1668, 1680, 1740, 1840, 1932, 1946, 2001, 2030, 2085, 2208, 2224, 2320, 2415, 2436, 2576, 2668, 2760, 2780, 2784, 2919, 3045, 3197, 3220, 3248, 3335, 3336, 3360, 3480, 3680, 3864, 3892, 4002, 4031, 4060, 4170, 4448, 4640, 4669, 4830, 4865, 4872, 5152, 5336, 5520, 5560, 5838, 6090, 6394, 6440, 6496, 6670, 6672, 6960, 7728, 7784, 8004, 8062, 8120, 8340, 9338, 9591, 9660, 9730, 9744, 10005, 10672, 11040, 11120, 11676, 12093, 12180, 12788, 12880, 13340, 13344, 13920, 14007, 14595, 15456, 15568, 15985, 16008, 16124, 16240, 16680, 18676, 19182, 19320, 19460, 19488, 20010, 20155, 21344, 22240, 22379, 23345, 23352, 24186, 24360, 25576, 25760, 26680, 28014, 28217, 29190, 31136, 31970, 32016, 32248, 32480, 33360, 37352, 38364, 38640, 38920, 40020, 40310, 44758, 46690, 46704, 47955, 48372, 48720, 51152, 53360, 56028, 56434, 58380, 60465, 63940, 64032, 64496, 66720, 67137, 70035, 74704, 76728, 77280, 77840, 80040, 80620, 84651, 89516, 92713, 93380, 93408, 95910, 96744, 97440, 102304, 106720, 111895, 112056, 112868, 116760, 120930, 127880, 128992, 134274, 140070, 141085, 149408, 153456, 155680, 160080, 161240, 169302, 179032, 185426, 186760, 191820, 193488, 223790, 224112, 225736, 233520, 241860, 255760, 268548, 278139, 280140, 282170, 306912, 320160, 322480, 335685, 338604, 358064, 370852, 373520, 383640, 386976, 423255, 447580, 448224, 451472, 463565, 467040, 483720, 511520, 537096, 556278, 560280, 564340, 644960, 648991, 671370, 677208, 716128, 741704, 747040, 767280, 846510, 895160, 902944, 927130, 967440, 1074192, 1112556, 1120560, 1128680, 1297982, 1342740, 1354416, 1390695, 1483408, 1534560, 1693020, 1790320, 1854260, 1934880, 1946973, 2148384, 2225112, 2241120, 2257360, 2595964, 2685480, 2708832, 2781390, 2966816, 3244955, 3386040, 3580640, 3708520, 3893946, 4450224, 4514720, 5191928, 5370960, 5562780, 6489910, 6772080, 7417040, 7787892, 8900448, 9734865, 10383856, 10741920, 11125560, 12979820, 13544160, 14834080, 15575784, 19469730, 20767712, 22251120, 25959640, 31151568, 38939460, 44502240, 51919280, 62303136, 77878920, 103838560, 155757840, 311515680]

約数ペア:

[(1, 311515680), (2, 155757840), (3, 103838560), (4, 77878920), (5, 62303136), (6, 51919280), (7, 44502240), (8, 38939460), (10, 31151568), (12, 25959640), (14, 22251120), (15, 20767712), (16, 19469730), (20, 15575784), (21, 14834080), (23, 13544160), (24, 12979820), (28, 11125560), (29, 10741920), (30, 10383856), (32, 9734865), (35, 8900448), (40, 7787892), (42, 7417040), (46, 6772080), (48, 6489910), (56, 5562780), (58, 5370960), (60, 5191928), (69, 4514720), (70, 4450224), (80, 3893946), (84, 3708520), (87, 3580640), (92, 3386040), (96, 3244955), (105, 2966816), (112, 2781390), (115, 2708832), (116, 2685480), (120, 2595964), (138, 2257360), (139, 2241120), (140, 2225112), (145, 2148384), (160, 1946973), (161, 1934880), (168, 1854260), (174, 1790320), (184, 1693020), (203, 1534560), (210, 1483408), (224, 1390695), (230, 1354416), (232, 1342740), (240, 1297982), (276, 1128680), (278, 1120560), (280, 1112556), (290, 1074192), (322, 967440), (336, 927130), (345, 902944), (348, 895160), (368, 846510), (406, 767280), (417, 747040), (420, 741704), (435, 716128), (460, 677208), (464, 671370), (480, 648991), (483, 644960), (552, 564340), (556, 560280), (560, 556278), (580, 537096), (609, 511520), (644, 483720), (667, 467040), (672, 463565), (690, 451472), (695, 448224), (696, 447580), (736, 423255), (805, 386976), (812, 383640), (834, 373520), (840, 370852), (870, 358064), (920, 338604), (928, 335685), (966, 322480), (973, 320160), (1015, 306912), (1104, 282170), (1112, 280140), (1120, 278139), (1160, 268548), (1218, 255760), (1288, 241860), (1334, 233520), (1380, 225736), (1390, 224112), (1392, 223790), (1610, 193488), (1624, 191820), (1668, 186760), (1680, 185426), (1740, 179032), (1840, 169302), (1932, 161240), (1946, 160080), (2001, 155680), (2030, 153456), (2085, 149408), (2208, 141085), (2224, 140070), (2320, 134274), (2415, 128992), (2436, 127880), (2576, 120930), (2668, 116760), (2760, 112868), (2780, 112056), (2784, 111895), (2919, 106720), (3045, 102304), (3197, 97440), (3220, 96744), (3248, 95910), (3335, 93408), (3336, 93380), (3360, 92713), (3480, 89516), (3680, 84651), (3864, 80620), (3892, 80040), (4002, 77840), (4031, 77280), (4060, 76728), (4170, 74704), (4448, 70035), (4640, 67137), (4669, 66720), (4830, 64496), (4865, 64032), (4872, 63940), (5152, 60465), (5336, 58380), (5520, 56434), (5560, 56028), (5838, 53360), (6090, 51152), (6394, 48720), (6440, 48372), (6496, 47955), (6670, 46704), (6672, 46690), (6960, 44758), (7728, 40310), (7784, 40020), (8004, 38920), (8062, 38640), (8120, 38364), (8340, 37352), (9338, 33360), (9591, 32480), (9660, 32248), (9730, 32016), (9744, 31970), (10005, 31136), (10672, 29190), (11040, 28217), (11120, 28014), (11676, 26680), (12093, 25760), (12180, 25576), (12788, 24360), (12880, 24186), (13340, 23352), (13344, 23345), (13920, 22379), (14007, 22240), (14595, 21344), (15456, 20155), (15568, 20010), (15985, 19488), (16008, 19460), (16124, 19320), (16240, 19182), (16680, 18676)]