1993657120

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:704

約数の個数: 288

約数和(自身を含む): 6100448256

約数和(自身を除く): 4106791136

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 49, 52, 56, 62, 65, 70, 80, 91, 98, 104, 112, 124, 130, 140, 155, 160, 182, 196, 208, 217, 224, 245, 248, 260, 280, 310, 364, 392, 403, 416, 434, 455, 490, 496, 520, 560, 620, 631, 637, 728, 784, 806, 868, 910, 980, 992, 1040, 1085, 1120, 1240, 1262, 1274, 1456, 1519, 1568, 1612, 1736, 1820, 1960, 2015, 2080, 2170, 2480, 2524, 2548, 2821, 2912, 3038, 3155, 3185, 3224, 3472, 3640, 3920, 4030, 4340, 4417, 4960, 5048, 5096, 5642, 6076, 6310, 6370, 6448, 6944, 7280, 7595, 7840, 8060, 8203, 8680, 8834, 10096, 10192, 11284, 12152, 12620, 12740, 12896, 14105, 14560, 15190, 16120, 16406, 17360, 17668, 19561, 19747, 20192, 20384, 22085, 22568, 24304, 25240, 25480, 28210, 30380, 30919, 32240, 32812, 34720, 35336, 39122, 39494, 41015, 44170, 45136, 48608, 50480, 50960, 56420, 57421, 60760, 61838, 64480, 65624, 70672, 78244, 78988, 82030, 88340, 90272, 97805, 98735, 100960, 101920, 112840, 114842, 121520, 123676, 131248, 136927, 141344, 154595, 156488, 157976, 164060, 176680, 195610, 197470, 225680, 229684, 243040, 247352, 254293, 262496, 273854, 287105, 309190, 312976, 315952, 328120, 353360, 391220, 394940, 401947, 451360, 459368, 494704, 508586, 547708, 574210, 618380, 625952, 631904, 656240, 684635, 706720, 782440, 789880, 803894, 918736, 958489, 989408, 1017172, 1095416, 1148420, 1236760, 1271465, 1312480, 1369270, 1564880, 1579760, 1607788, 1780051, 1837472, 1916978, 2009735, 2034344, 2190832, 2296840, 2473520, 2542930, 2738540, 3129760, 3159520, 3215576, 3560102, 3833956, 4019470, 4068688, 4381664, 4593680, 4792445, 4947040, 5085860, 5477080, 6431152, 7120204, 7667912, 8038940, 8137376, 8900255, 9187360, 9584890, 10171720, 10954160, 12460357, 12862304, 14240408, 15335824, 16077880, 17800510, 19169780, 20343440, 21908320, 24920714, 28480816, 30671648, 32155760, 35601020, 38339560, 40686880, 49841428, 56961632, 62301785, 64311520, 71202040, 76679120, 99682856, 124603570, 142404080, 153358240, 199365712, 249207140, 284808160, 398731424, 498414280, 996828560, 1993657120]

約数ペア:

[(1, 1993657120), (2, 996828560), (4, 498414280), (5, 398731424), (7, 284808160), (8, 249207140), (10, 199365712), (13, 153358240), (14, 142404080), (16, 124603570), (20, 99682856), (26, 76679120), (28, 71202040), (31, 64311520), (32, 62301785), (35, 56961632), (40, 49841428), (49, 40686880), (52, 38339560), (56, 35601020), (62, 32155760), (65, 30671648), (70, 28480816), (80, 24920714), (91, 21908320), (98, 20343440), (104, 19169780), (112, 17800510), (124, 16077880), (130, 15335824), (140, 14240408), (155, 12862304), (160, 12460357), (182, 10954160), (196, 10171720), (208, 9584890), (217, 9187360), (224, 8900255), (245, 8137376), (248, 8038940), (260, 7667912), (280, 7120204), (310, 6431152), (364, 5477080), (392, 5085860), (403, 4947040), (416, 4792445), (434, 4593680), (455, 4381664), (490, 4068688), (496, 4019470), (520, 3833956), (560, 3560102), (620, 3215576), (631, 3159520), (637, 3129760), (728, 2738540), (784, 2542930), (806, 2473520), (868, 2296840), (910, 2190832), (980, 2034344), (992, 2009735), (1040, 1916978), (1085, 1837472), (1120, 1780051), (1240, 1607788), (1262, 1579760), (1274, 1564880), (1456, 1369270), (1519, 1312480), (1568, 1271465), (1612, 1236760), (1736, 1148420), (1820, 1095416), (1960, 1017172), (2015, 989408), (2080, 958489), (2170, 918736), (2480, 803894), (2524, 789880), (2548, 782440), (2821, 706720), (2912, 684635), (3038, 656240), (3155, 631904), (3185, 625952), (3224, 618380), (3472, 574210), (3640, 547708), (3920, 508586), (4030, 494704), (4340, 459368), (4417, 451360), (4960, 401947), (5048, 394940), (5096, 391220), (5642, 353360), (6076, 328120), (6310, 315952), (6370, 312976), (6448, 309190), (6944, 287105), (7280, 273854), (7595, 262496), (7840, 254293), (8060, 247352), (8203, 243040), (8680, 229684), (8834, 225680), (10096, 197470), (10192, 195610), (11284, 176680), (12152, 164060), (12620, 157976), (12740, 156488), (12896, 154595), (14105, 141344), (14560, 136927), (15190, 131248), (16120, 123676), (16406, 121520), (17360, 114842), (17668, 112840), (19561, 101920), (19747, 100960), (20192, 98735), (20384, 97805), (22085, 90272), (22568, 88340), (24304, 82030), (25240, 78988), (25480, 78244), (28210, 70672), (30380, 65624), (30919, 64480), (32240, 61838), (32812, 60760), (34720, 57421), (35336, 56420), (39122, 50960), (39494, 50480), (41015, 48608), (44170, 45136)]