2501992640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:455

約数の個数: 224

約数和(自身を含む): 7106863104

約数和(自身を除く): 4604870464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 137, 140, 155, 160, 217, 224, 248, 263, 274, 280, 310, 320, 434, 448, 496, 526, 548, 560, 620, 685, 868, 959, 992, 1052, 1085, 1096, 1120, 1240, 1315, 1370, 1736, 1841, 1918, 1984, 2104, 2170, 2192, 2240, 2480, 2630, 2740, 3472, 3682, 3836, 4208, 4247, 4340, 4384, 4795, 4960, 5260, 5480, 6944, 7364, 7672, 8153, 8416, 8494, 8680, 8768, 9205, 9590, 9920, 10520, 10960, 13888, 14728, 15344, 16306, 16832, 16988, 17360, 18410, 19180, 21040, 21235, 21920, 29456, 29729, 30688, 32612, 33976, 34720, 36031, 36820, 38360, 40765, 42080, 42470, 43840, 57071, 58912, 59458, 61376, 65224, 67952, 69440, 72062, 73640, 76720, 81530, 84160, 84940, 114142, 117824, 118916, 130448, 135904, 144124, 147280, 148645, 153440, 163060, 169880, 180155, 228284, 237832, 252217, 260896, 271808, 285355, 288248, 294560, 297290, 306880, 326120, 339760, 360310, 456568, 475664, 504434, 521792, 570710, 576496, 589120, 594580, 652240, 679520, 720620, 913136, 951328, 1008868, 1116961, 1141420, 1152992, 1189160, 1261085, 1304480, 1359040, 1441240, 1826272, 1902656, 2017736, 2233922, 2282840, 2305984, 2378320, 2522170, 2608960, 2882480, 3652544, 4035472, 4467844, 4565680, 4756640, 5044340, 5584805, 5764960, 7818727, 8070944, 8935688, 9131360, 9513280, 10088680, 11169610, 11529920, 15637454, 16141888, 17871376, 18262720, 20177360, 22339220, 31274908, 35742752, 39093635, 40354720, 44678440, 62549816, 71485504, 78187270, 80709440, 89356880, 125099632, 156374540, 178713760, 250199264, 312749080, 357427520, 500398528, 625498160, 1250996320, 2501992640]

約数ペア:

[(1, 2501992640), (2, 1250996320), (4, 625498160), (5, 500398528), (7, 357427520), (8, 312749080), (10, 250199264), (14, 178713760), (16, 156374540), (20, 125099632), (28, 89356880), (31, 80709440), (32, 78187270), (35, 71485504), (40, 62549816), (56, 44678440), (62, 40354720), (64, 39093635), (70, 35742752), (80, 31274908), (112, 22339220), (124, 20177360), (137, 18262720), (140, 17871376), (155, 16141888), (160, 15637454), (217, 11529920), (224, 11169610), (248, 10088680), (263, 9513280), (274, 9131360), (280, 8935688), (310, 8070944), (320, 7818727), (434, 5764960), (448, 5584805), (496, 5044340), (526, 4756640), (548, 4565680), (560, 4467844), (620, 4035472), (685, 3652544), (868, 2882480), (959, 2608960), (992, 2522170), (1052, 2378320), (1085, 2305984), (1096, 2282840), (1120, 2233922), (1240, 2017736), (1315, 1902656), (1370, 1826272), (1736, 1441240), (1841, 1359040), (1918, 1304480), (1984, 1261085), (2104, 1189160), (2170, 1152992), (2192, 1141420), (2240, 1116961), (2480, 1008868), (2630, 951328), (2740, 913136), (3472, 720620), (3682, 679520), (3836, 652240), (4208, 594580), (4247, 589120), (4340, 576496), (4384, 570710), (4795, 521792), (4960, 504434), (5260, 475664), (5480, 456568), (6944, 360310), (7364, 339760), (7672, 326120), (8153, 306880), (8416, 297290), (8494, 294560), (8680, 288248), (8768, 285355), (9205, 271808), (9590, 260896), (9920, 252217), (10520, 237832), (10960, 228284), (13888, 180155), (14728, 169880), (15344, 163060), (16306, 153440), (16832, 148645), (16988, 147280), (17360, 144124), (18410, 135904), (19180, 130448), (21040, 118916), (21235, 117824), (21920, 114142), (29456, 84940), (29729, 84160), (30688, 81530), (32612, 76720), (33976, 73640), (34720, 72062), (36031, 69440), (36820, 67952), (38360, 65224), (40765, 61376), (42080, 59458), (42470, 58912), (43840, 57071)]