20131662720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{1303}}^1$

素因数の和:1957

約数の個数: 256

約数和(自身を含む): 69270566400

約数和(自身を除く): 49138903680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 619, 624, 640, 780, 832, 960, 1040, 1238, 1248, 1303, 1560, 1664, 1857, 1920, 2080, 2476, 2496, 2606, 3095, 3120, 3714, 3909, 4160, 4952, 4992, 5212, 6190, 6240, 6515, 7428, 7818, 8047, 8320, 9285, 9904, 10424, 12380, 12480, 13030, 14856, 15636, 16094, 16939, 18570, 19545, 19808, 20848, 24141, 24760, 24960, 26060, 29712, 31272, 32188, 33878, 37140, 39090, 39616, 40235, 41696, 48282, 49520, 50817, 52120, 59424, 62544, 64376, 67756, 74280, 78180, 79232, 80470, 83392, 84695, 96564, 99040, 101634, 104240, 118848, 120705, 125088, 128752, 135512, 148560, 156360, 160940, 166784, 169390, 193128, 198080, 203268, 208480, 237696, 241410, 250176, 254085, 257504, 271024, 297120, 312720, 321880, 338780, 386256, 396160, 406536, 416960, 482820, 500352, 508170, 515008, 542048, 594240, 625440, 643760, 677560, 772512, 806557, 813072, 833920, 965640, 1016340, 1030016, 1084096, 1188480, 1250880, 1287520, 1355120, 1545024, 1613114, 1626144, 1931280, 2032680, 2168192, 2419671, 2501760, 2575040, 2710240, 3090048, 3226228, 3252288, 3862560, 4032785, 4065360, 4839342, 5150080, 5420480, 6452456, 6504576, 7725120, 8065570, 8130720, 9678684, 10485241, 10840960, 12098355, 12904912, 15450240, 16131140, 16261440, 19357368, 20970482, 24196710, 25809824, 31455723, 32262280, 32522880, 38714736, 41940964, 48393420, 51619648, 52426205, 62911446, 64524560, 77429472, 83881928, 96786840, 103239296, 104852410, 125822892, 129049120, 154858944, 157278615, 167763856, 193573680, 209704820, 251645784, 258098240, 309717888, 314557230, 335527712, 387147360, 419409640, 503291568, 516196480, 629114460, 671055424, 774294720, 838819280, 1006583136, 1258228920, 1342110848, 1548589440, 1677638560, 2013166272, 2516457840, 3355277120, 4026332544, 5032915680, 6710554240, 10065831360, 20131662720]

約数ペア:

[(1, 20131662720), (2, 10065831360), (3, 6710554240), (4, 5032915680), (5, 4026332544), (6, 3355277120), (8, 2516457840), (10, 2013166272), (12, 1677638560), (13, 1548589440), (15, 1342110848), (16, 1258228920), (20, 1006583136), (24, 838819280), (26, 774294720), (30, 671055424), (32, 629114460), (39, 516196480), (40, 503291568), (48, 419409640), (52, 387147360), (60, 335527712), (64, 314557230), (65, 309717888), (78, 258098240), (80, 251645784), (96, 209704820), (104, 193573680), (120, 167763856), (128, 157278615), (130, 154858944), (156, 129049120), (160, 125822892), (192, 104852410), (195, 103239296), (208, 96786840), (240, 83881928), (260, 77429472), (312, 64524560), (320, 62911446), (384, 52426205), (390, 51619648), (416, 48393420), (480, 41940964), (520, 38714736), (619, 32522880), (624, 32262280), (640, 31455723), (780, 25809824), (832, 24196710), (960, 20970482), (1040, 19357368), (1238, 16261440), (1248, 16131140), (1303, 15450240), (1560, 12904912), (1664, 12098355), (1857, 10840960), (1920, 10485241), (2080, 9678684), (2476, 8130720), (2496, 8065570), (2606, 7725120), (3095, 6504576), (3120, 6452456), (3714, 5420480), (3909, 5150080), (4160, 4839342), (4952, 4065360), (4992, 4032785), (5212, 3862560), (6190, 3252288), (6240, 3226228), (6515, 3090048), (7428, 2710240), (7818, 2575040), (8047, 2501760), (8320, 2419671), (9285, 2168192), (9904, 2032680), (10424, 1931280), (12380, 1626144), (12480, 1613114), (13030, 1545024), (14856, 1355120), (15636, 1287520), (16094, 1250880), (16939, 1188480), (18570, 1084096), (19545, 1030016), (19808, 1016340), (20848, 965640), (24141, 833920), (24760, 813072), (24960, 806557), (26060, 772512), (29712, 677560), (31272, 643760), (32188, 625440), (33878, 594240), (37140, 542048), (39090, 515008), (39616, 508170), (40235, 500352), (41696, 482820), (48282, 416960), (49520, 406536), (50817, 396160), (52120, 386256), (59424, 338780), (62544, 321880), (64376, 312720), (67756, 297120), (74280, 271024), (78180, 257504), (79232, 254085), (80470, 250176), (83392, 241410), (84695, 237696), (96564, 208480), (99040, 203268), (101634, 198080), (104240, 193128), (118848, 169390), (120705, 166784), (125088, 160940), (128752, 156360), (135512, 148560)]