308869120

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 192

約数和(自身を含む): 880588800

約数和(自身を除く): 571719680

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, 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, 21545, 22240, 27776, 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, 137888, 138880, 142336, 150815, 155680, 158720, 172360, 177920, 222208, 241304, 249088, 275776, 277760, 284672, 301630, 311360, 317440, 344720, 355840, 444416, 482608, 498176, 551552, 555520, 603260, 622720, 689440, 711680, 965216, 996352, 1103104, 1111040, 1206520, 1245440, 1378880, 1423360, 1930432, 1992704, 2206208, 2222080, 2413040, 2490880, 2757760, 3860864, 4412416, 4826080, 4981760, 5515520, 7721728, 8824832, 9652160, 9963520, 11031040, 15443456, 19304320, 22062080, 30886912, 38608640, 44124160, 61773824, 77217280, 154434560, 308869120]

約数ペア:

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