617738240

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:206

約数の個数: 208

約数和(自身を含む): 1761392640

約数和(自身を除く): 1143654400

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, 128, 139, 140, 155, 160, 217, 224, 248, 256, 278, 280, 310, 320, 434, 448, 496, 512, 556, 560, 620, 640, 695, 868, 896, 973, 992, 1024, 1085, 1112, 1120, 1240, 1280, 1390, 1736, 1792, 1946, 1984, 2048, 2170, 2224, 2240, 2480, 2560, 2780, 3472, 3584, 3892, 3968, 4096, 4309, 4340, 4448, 4480, 4865, 4960, 5120, 5560, 6944, 7168, 7784, 7936, 8618, 8680, 8896, 8960, 9730, 9920, 10240, 11120, 13888, 14336, 15568, 15872, 17236, 17360, 17792, 17920, 19460, 19840, 20480, 21545, 22240, 27776, 28672, 30163, 31136, 31744, 34472, 34720, 35584, 35840, 38920, 39680, 43090, 44480, 55552, 60326, 62272, 63488, 68944, 69440, 71168, 71680, 77840, 79360, 86180, 88960, 111104, 120652, 124544, 126976, 137888, 138880, 142336, 143360, 150815, 155680, 158720, 172360, 177920, 222208, 241304, 249088, 275776, 277760, 284672, 301630, 311360, 317440, 344720, 355840, 444416, 482608, 498176, 551552, 555520, 569344, 603260, 622720, 634880, 689440, 711680, 888832, 965216, 996352, 1103104, 1111040, 1206520, 1245440, 1378880, 1423360, 1930432, 1992704, 2206208, 2222080, 2413040, 2490880, 2757760, 2846720, 3860864, 3985408, 4412416, 4444160, 4826080, 4981760, 5515520, 7721728, 8824832, 9652160, 9963520, 11031040, 15443456, 17649664, 19304320, 19927040, 22062080, 30886912, 38608640, 44124160, 61773824, 77217280, 88248320, 123547648, 154434560, 308869120, 617738240]

約数ペア:

[(1, 617738240), (2, 308869120), (4, 154434560), (5, 123547648), (7, 88248320), (8, 77217280), (10, 61773824), (14, 44124160), (16, 38608640), (20, 30886912), (28, 22062080), (31, 19927040), (32, 19304320), (35, 17649664), (40, 15443456), (56, 11031040), (62, 9963520), (64, 9652160), (70, 8824832), (80, 7721728), (112, 5515520), (124, 4981760), (128, 4826080), (139, 4444160), (140, 4412416), (155, 3985408), (160, 3860864), (217, 2846720), (224, 2757760), (248, 2490880), (256, 2413040), (278, 2222080), (280, 2206208), (310, 1992704), (320, 1930432), (434, 1423360), (448, 1378880), (496, 1245440), (512, 1206520), (556, 1111040), (560, 1103104), (620, 996352), (640, 965216), (695, 888832), (868, 711680), (896, 689440), (973, 634880), (992, 622720), (1024, 603260), (1085, 569344), (1112, 555520), (1120, 551552), (1240, 498176), (1280, 482608), (1390, 444416), (1736, 355840), (1792, 344720), (1946, 317440), (1984, 311360), (2048, 301630), (2170, 284672), (2224, 277760), (2240, 275776), (2480, 249088), (2560, 241304), (2780, 222208), (3472, 177920), (3584, 172360), (3892, 158720), (3968, 155680), (4096, 150815), (4309, 143360), (4340, 142336), (4448, 138880), (4480, 137888), (4865, 126976), (4960, 124544), (5120, 120652), (5560, 111104), (6944, 88960), (7168, 86180), (7784, 79360), (7936, 77840), (8618, 71680), (8680, 71168), (8896, 69440), (8960, 68944), (9730, 63488), (9920, 62272), (10240, 60326), (11120, 55552), (13888, 44480), (14336, 43090), (15568, 39680), (15872, 38920), (17236, 35840), (17360, 35584), (17792, 34720), (17920, 34472), (19460, 31744), (19840, 31136), (20480, 30163), (21545, 28672), (22240, 27776)]