355478240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 192

約数和(自身を含む): 965260800

約数和(自身を除く): 609782560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 37, 40, 52, 62, 65, 74, 80, 104, 124, 130, 148, 149, 155, 160, 185, 208, 248, 260, 296, 298, 310, 370, 403, 416, 481, 496, 520, 592, 596, 620, 740, 745, 806, 962, 992, 1040, 1147, 1184, 1192, 1240, 1480, 1490, 1612, 1924, 1937, 2015, 2080, 2294, 2384, 2405, 2480, 2960, 2980, 3224, 3848, 3874, 4030, 4588, 4619, 4768, 4810, 4960, 5513, 5735, 5920, 5960, 6448, 7696, 7748, 8060, 9176, 9238, 9620, 9685, 11026, 11470, 11920, 12896, 14911, 15392, 15496, 16120, 18352, 18476, 19240, 19370, 22052, 22940, 23095, 23840, 27565, 29822, 30992, 32240, 36704, 36952, 38480, 38740, 44104, 45880, 46190, 55130, 59644, 60047, 61984, 64480, 71669, 73904, 74555, 76960, 77480, 88208, 91760, 92380, 110260, 119288, 120094, 143338, 147808, 149110, 154960, 170903, 176416, 183520, 184760, 220520, 238576, 240188, 286676, 298220, 300235, 309920, 341806, 358345, 369520, 441040, 477152, 480376, 573352, 596440, 600470, 683612, 716690, 739040, 854515, 882080, 960752, 1146704, 1192880, 1200940, 1367224, 1433380, 1709030, 1921504, 2221739, 2293408, 2385760, 2401880, 2734448, 2866760, 3418060, 4443478, 4803760, 5468896, 5733520, 6836120, 8886956, 9607520, 11108695, 11467040, 13672240, 17773912, 22217390, 27344480, 35547824, 44434780, 71095648, 88869560, 177739120, 355478240]

約数ペア:

[(1, 355478240), (2, 177739120), (4, 88869560), (5, 71095648), (8, 44434780), (10, 35547824), (13, 27344480), (16, 22217390), (20, 17773912), (26, 13672240), (31, 11467040), (32, 11108695), (37, 9607520), (40, 8886956), (52, 6836120), (62, 5733520), (65, 5468896), (74, 4803760), (80, 4443478), (104, 3418060), (124, 2866760), (130, 2734448), (148, 2401880), (149, 2385760), (155, 2293408), (160, 2221739), (185, 1921504), (208, 1709030), (248, 1433380), (260, 1367224), (296, 1200940), (298, 1192880), (310, 1146704), (370, 960752), (403, 882080), (416, 854515), (481, 739040), (496, 716690), (520, 683612), (592, 600470), (596, 596440), (620, 573352), (740, 480376), (745, 477152), (806, 441040), (962, 369520), (992, 358345), (1040, 341806), (1147, 309920), (1184, 300235), (1192, 298220), (1240, 286676), (1480, 240188), (1490, 238576), (1612, 220520), (1924, 184760), (1937, 183520), (2015, 176416), (2080, 170903), (2294, 154960), (2384, 149110), (2405, 147808), (2480, 143338), (2960, 120094), (2980, 119288), (3224, 110260), (3848, 92380), (3874, 91760), (4030, 88208), (4588, 77480), (4619, 76960), (4768, 74555), (4810, 73904), (4960, 71669), (5513, 64480), (5735, 61984), (5920, 60047), (5960, 59644), (6448, 55130), (7696, 46190), (7748, 45880), (8060, 44104), (9176, 38740), (9238, 38480), (9620, 36952), (9685, 36704), (11026, 32240), (11470, 30992), (11920, 29822), (12896, 27565), (14911, 23840), (15392, 23095), (15496, 22940), (16120, 22052), (18352, 19370), (18476, 19240)]