251479680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{577}}^1$

素因数の和:826

約数の個数: 128

約数和(自身を含む): 806518080

約数和(自身を除く): 555038400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 227, 240, 320, 384, 454, 480, 577, 640, 681, 908, 960, 1135, 1154, 1362, 1731, 1816, 1920, 2270, 2308, 2724, 2885, 3405, 3462, 3632, 4540, 4616, 5448, 5770, 6810, 6924, 7264, 8655, 9080, 9232, 10896, 11540, 13620, 13848, 14528, 17310, 18160, 18464, 21792, 23080, 27240, 27696, 29056, 34620, 36320, 36928, 43584, 46160, 54480, 55392, 69240, 72640, 73856, 87168, 92320, 108960, 110784, 130979, 138480, 145280, 184640, 217920, 221568, 261958, 276960, 369280, 392937, 435840, 523916, 553920, 654895, 785874, 1047832, 1107840, 1309790, 1571748, 1964685, 2095664, 2619580, 3143496, 3929370, 4191328, 5239160, 6286992, 7858740, 8382656, 10478320, 12573984, 15717480, 16765312, 20956640, 25147968, 31434960, 41913280, 50295936, 62869920, 83826560, 125739840, 251479680]

約数ペア:

[(1, 251479680), (2, 125739840), (3, 83826560), (4, 62869920), (5, 50295936), (6, 41913280), (8, 31434960), (10, 25147968), (12, 20956640), (15, 16765312), (16, 15717480), (20, 12573984), (24, 10478320), (30, 8382656), (32, 7858740), (40, 6286992), (48, 5239160), (60, 4191328), (64, 3929370), (80, 3143496), (96, 2619580), (120, 2095664), (128, 1964685), (160, 1571748), (192, 1309790), (227, 1107840), (240, 1047832), (320, 785874), (384, 654895), (454, 553920), (480, 523916), (577, 435840), (640, 392937), (681, 369280), (908, 276960), (960, 261958), (1135, 221568), (1154, 217920), (1362, 184640), (1731, 145280), (1816, 138480), (1920, 130979), (2270, 110784), (2308, 108960), (2724, 92320), (2885, 87168), (3405, 73856), (3462, 72640), (3632, 69240), (4540, 55392), (4616, 54480), (5448, 46160), (5770, 43584), (6810, 36928), (6924, 36320), (7264, 34620), (8655, 29056), (9080, 27696), (9232, 27240), (10896, 23080), (11540, 21792), (13620, 18464), (13848, 18160), (14528, 17310)]