257722360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{5717}}^1$

素因数の和:5765

約数の個数: 96

約数和(自身を含む): 704000160

約数和(自身を除く): 446277800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 460, 490, 644, 805, 920, 980, 1127, 1288, 1610, 1960, 2254, 3220, 4508, 5635, 5717, 6440, 9016, 11270, 11434, 22540, 22868, 28585, 40019, 45080, 45736, 57170, 80038, 114340, 131491, 160076, 200095, 228680, 262982, 280133, 320152, 400190, 525964, 560266, 657455, 800380, 920437, 1051928, 1120532, 1314910, 1400665, 1600760, 1840874, 2241064, 2629820, 2801330, 3681748, 4602185, 5259640, 5602660, 6443059, 7363496, 9204370, 11205320, 12886118, 18408740, 25772236, 32215295, 36817480, 51544472, 64430590, 128861180, 257722360]

約数ペア:

[(1, 257722360), (2, 128861180), (4, 64430590), (5, 51544472), (7, 36817480), (8, 32215295), (10, 25772236), (14, 18408740), (20, 12886118), (23, 11205320), (28, 9204370), (35, 7363496), (40, 6443059), (46, 5602660), (49, 5259640), (56, 4602185), (70, 3681748), (92, 2801330), (98, 2629820), (115, 2241064), (140, 1840874), (161, 1600760), (184, 1400665), (196, 1314910), (230, 1120532), (245, 1051928), (280, 920437), (322, 800380), (392, 657455), (460, 560266), (490, 525964), (644, 400190), (805, 320152), (920, 280133), (980, 262982), (1127, 228680), (1288, 200095), (1610, 160076), (1960, 131491), (2254, 114340), (3220, 80038), (4508, 57170), (5635, 45736), (5717, 45080), (6440, 40019), (9016, 28585), (11270, 22868), (11434, 22540)]