478757440

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1607}}^1$

素因数の和:1657

約数の個数: 168

約数和(自身を含む): 1396837440

約数和(自身を除く): 918080000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 320, 380, 392, 448, 490, 532, 560, 608, 665, 760, 784, 931, 980, 1064, 1120, 1216, 1330, 1520, 1568, 1607, 1862, 1960, 2128, 2240, 2660, 3040, 3136, 3214, 3724, 3920, 4256, 4655, 5320, 6080, 6428, 7448, 7840, 8035, 8512, 9310, 10640, 11249, 12856, 14896, 15680, 16070, 18620, 21280, 22498, 25712, 29792, 30533, 32140, 37240, 42560, 44996, 51424, 56245, 59584, 61066, 64280, 74480, 78743, 89992, 102848, 112490, 122132, 128560, 148960, 152665, 157486, 179984, 213731, 224980, 244264, 257120, 297920, 305330, 314972, 359968, 393715, 427462, 449960, 488528, 514240, 610660, 629944, 719936, 787430, 854924, 899920, 977056, 1068655, 1221320, 1259888, 1496117, 1574860, 1709848, 1799840, 1954112, 2137310, 2442640, 2519776, 2992234, 3149720, 3419696, 3599680, 4274620, 4885280, 5039552, 5984468, 6299440, 6839392, 7480585, 8549240, 9770560, 11968936, 12598880, 13678784, 14961170, 17098480, 23937872, 25197760, 29922340, 34196960, 47875744, 59844680, 68393920, 95751488, 119689360, 239378720, 478757440]

約数ペア:

[(1, 478757440), (2, 239378720), (4, 119689360), (5, 95751488), (7, 68393920), (8, 59844680), (10, 47875744), (14, 34196960), (16, 29922340), (19, 25197760), (20, 23937872), (28, 17098480), (32, 14961170), (35, 13678784), (38, 12598880), (40, 11968936), (49, 9770560), (56, 8549240), (64, 7480585), (70, 6839392), (76, 6299440), (80, 5984468), (95, 5039552), (98, 4885280), (112, 4274620), (133, 3599680), (140, 3419696), (152, 3149720), (160, 2992234), (190, 2519776), (196, 2442640), (224, 2137310), (245, 1954112), (266, 1799840), (280, 1709848), (304, 1574860), (320, 1496117), (380, 1259888), (392, 1221320), (448, 1068655), (490, 977056), (532, 899920), (560, 854924), (608, 787430), (665, 719936), (760, 629944), (784, 610660), (931, 514240), (980, 488528), (1064, 449960), (1120, 427462), (1216, 393715), (1330, 359968), (1520, 314972), (1568, 305330), (1607, 297920), (1862, 257120), (1960, 244264), (2128, 224980), (2240, 213731), (2660, 179984), (3040, 157486), (3136, 152665), (3214, 148960), (3724, 128560), (3920, 122132), (4256, 112490), (4655, 102848), (5320, 89992), (6080, 78743), (6428, 74480), (7448, 64280), (7840, 61066), (8035, 59584), (8512, 56245), (9310, 51424), (10640, 44996), (11249, 42560), (12856, 37240), (14896, 32140), (15680, 30533), (16070, 29792), (18620, 25712), (21280, 22498)]