20407284360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{2777}}^1$

素因数の和:3080

約数の個数: 192

約数和(自身を含む): 67280382000

約数和(自身を除く): 46873097640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 137, 149, 180, 274, 298, 360, 411, 447, 548, 596, 685, 745, 822, 894, 1096, 1192, 1233, 1341, 1370, 1490, 1644, 1788, 2055, 2235, 2466, 2682, 2740, 2777, 2980, 3288, 3576, 4110, 4470, 4932, 5364, 5480, 5554, 5960, 6165, 6705, 8220, 8331, 8940, 9864, 10728, 11108, 12330, 13410, 13885, 16440, 16662, 17880, 20413, 22216, 24660, 24993, 26820, 27770, 33324, 40826, 41655, 49320, 49986, 53640, 55540, 61239, 66648, 81652, 83310, 99972, 102065, 111080, 122478, 124965, 163304, 166620, 183717, 199944, 204130, 244956, 249930, 306195, 333240, 367434, 380449, 408260, 413773, 489912, 499860, 612390, 734868, 760898, 816520, 827546, 918585, 999720, 1141347, 1224780, 1241319, 1469736, 1521796, 1655092, 1837170, 1902245, 2068865, 2282694, 2449560, 2482638, 3043592, 3310184, 3424041, 3674340, 3723957, 3804490, 4137730, 4565388, 4965276, 5706735, 6206595, 6848082, 7348680, 7447914, 7608980, 8275460, 9130776, 9930552, 11413470, 12413190, 13696164, 14895828, 15217960, 16550920, 17120205, 18619785, 22826940, 24826380, 27392328, 29791656, 34240410, 37239570, 45653880, 49652760, 56686901, 68480820, 74479140, 113373802, 136961640, 148958280, 170060703, 226747604, 283434505, 340121406, 453495208, 510182109, 566869010, 680242812, 850303515, 1020364218, 1133738020, 1360485624, 1700607030, 2040728436, 2267476040, 2550910545, 3401214060, 4081456872, 5101821090, 6802428120, 10203642180, 20407284360]

約数ペア:

[(1, 20407284360), (2, 10203642180), (3, 6802428120), (4, 5101821090), (5, 4081456872), (6, 3401214060), (8, 2550910545), (9, 2267476040), (10, 2040728436), (12, 1700607030), (15, 1360485624), (18, 1133738020), (20, 1020364218), (24, 850303515), (30, 680242812), (36, 566869010), (40, 510182109), (45, 453495208), (60, 340121406), (72, 283434505), (90, 226747604), (120, 170060703), (137, 148958280), (149, 136961640), (180, 113373802), (274, 74479140), (298, 68480820), (360, 56686901), (411, 49652760), (447, 45653880), (548, 37239570), (596, 34240410), (685, 29791656), (745, 27392328), (822, 24826380), (894, 22826940), (1096, 18619785), (1192, 17120205), (1233, 16550920), (1341, 15217960), (1370, 14895828), (1490, 13696164), (1644, 12413190), (1788, 11413470), (2055, 9930552), (2235, 9130776), (2466, 8275460), (2682, 7608980), (2740, 7447914), (2777, 7348680), (2980, 6848082), (3288, 6206595), (3576, 5706735), (4110, 4965276), (4470, 4565388), (4932, 4137730), (5364, 3804490), (5480, 3723957), (5554, 3674340), (5960, 3424041), (6165, 3310184), (6705, 3043592), (8220, 2482638), (8331, 2449560), (8940, 2282694), (9864, 2068865), (10728, 1902245), (11108, 1837170), (12330, 1655092), (13410, 1521796), (13885, 1469736), (16440, 1241319), (16662, 1224780), (17880, 1141347), (20413, 999720), (22216, 918585), (24660, 827546), (24993, 816520), (26820, 760898), (27770, 734868), (33324, 612390), (40826, 499860), (41655, 489912), (49320, 413773), (49986, 408260), (53640, 380449), (55540, 367434), (61239, 333240), (66648, 306195), (81652, 249930), (83310, 244956), (99972, 204130), (102065, 199944), (111080, 183717), (122478, 166620), (124965, 163304)]