129713920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:526

約数の個数: 144

約数和(自身を含む): 367331328

約数和(自身を除く): 237617408

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, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 467, 496, 560, 620, 640, 868, 896, 934, 992, 1085, 1120, 1240, 1280, 1736, 1792, 1868, 1984, 2170, 2240, 2335, 2480, 3269, 3472, 3736, 3968, 4340, 4480, 4670, 4960, 6538, 6944, 7472, 7936, 8680, 8960, 9340, 9920, 13076, 13888, 14477, 14944, 16345, 17360, 18680, 19840, 26152, 27776, 28954, 29888, 32690, 34720, 37360, 39680, 52304, 55552, 57908, 59776, 65380, 69440, 72385, 74720, 101339, 104608, 115816, 119552, 130760, 138880, 144770, 149440, 202678, 209216, 231632, 261520, 277760, 289540, 298880, 405356, 418432, 463264, 506695, 523040, 579080, 597760, 810712, 836864, 926528, 1013390, 1046080, 1158160, 1621424, 1853056, 2026780, 2092160, 2316320, 3242848, 3706112, 4053560, 4184320, 4632640, 6485696, 8107120, 9265280, 12971392, 16214240, 18530560, 25942784, 32428480, 64856960, 129713920]

約数ペア:

[(1, 129713920), (2, 64856960), (4, 32428480), (5, 25942784), (7, 18530560), (8, 16214240), (10, 12971392), (14, 9265280), (16, 8107120), (20, 6485696), (28, 4632640), (31, 4184320), (32, 4053560), (35, 3706112), (40, 3242848), (56, 2316320), (62, 2092160), (64, 2026780), (70, 1853056), (80, 1621424), (112, 1158160), (124, 1046080), (128, 1013390), (140, 926528), (155, 836864), (160, 810712), (217, 597760), (224, 579080), (248, 523040), (256, 506695), (280, 463264), (310, 418432), (320, 405356), (434, 298880), (448, 289540), (467, 277760), (496, 261520), (560, 231632), (620, 209216), (640, 202678), (868, 149440), (896, 144770), (934, 138880), (992, 130760), (1085, 119552), (1120, 115816), (1240, 104608), (1280, 101339), (1736, 74720), (1792, 72385), (1868, 69440), (1984, 65380), (2170, 59776), (2240, 57908), (2335, 55552), (2480, 52304), (3269, 39680), (3472, 37360), (3736, 34720), (3968, 32690), (4340, 29888), (4480, 28954), (4670, 27776), (4960, 26152), (6538, 19840), (6944, 18680), (7472, 17360), (7936, 16345), (8680, 14944), (8960, 14477), (9340, 13888), (9920, 13076)]