64856960

素因数分解:

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

素因数の和:524

約数の個数: 128

約数和(自身を含む): 183306240

約数和(自身を除く): 118449280

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

約数ペア:

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