246788360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{449}}^1$

素因数の和:631

約数の個数: 128

約数和(自身を含む): 689472000

約数和(自身を除く): 442683640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 151, 182, 260, 280, 302, 364, 449, 455, 520, 604, 728, 755, 898, 910, 1057, 1208, 1510, 1796, 1820, 1963, 2114, 2245, 3020, 3143, 3592, 3640, 3926, 4228, 4490, 5285, 5837, 6040, 6286, 7852, 8456, 8980, 9815, 10570, 11674, 12572, 13741, 15704, 15715, 17960, 19630, 21140, 23348, 25144, 27482, 29185, 31430, 39260, 40859, 42280, 46696, 54964, 58370, 62860, 67799, 68705, 78520, 81718, 109928, 116740, 125720, 135598, 137410, 163436, 204295, 233480, 271196, 274820, 326872, 338995, 408590, 474593, 542392, 549640, 677990, 817180, 881387, 949186, 1355980, 1634360, 1762774, 1898372, 2372965, 2711960, 3525548, 3796744, 4406935, 4745930, 6169709, 7051096, 8813870, 9491860, 12339418, 17627740, 18983720, 24678836, 30848545, 35255480, 49357672, 61697090, 123394180, 246788360]

約数ペア:

[(1, 246788360), (2, 123394180), (4, 61697090), (5, 49357672), (7, 35255480), (8, 30848545), (10, 24678836), (13, 18983720), (14, 17627740), (20, 12339418), (26, 9491860), (28, 8813870), (35, 7051096), (40, 6169709), (52, 4745930), (56, 4406935), (65, 3796744), (70, 3525548), (91, 2711960), (104, 2372965), (130, 1898372), (140, 1762774), (151, 1634360), (182, 1355980), (260, 949186), (280, 881387), (302, 817180), (364, 677990), (449, 549640), (455, 542392), (520, 474593), (604, 408590), (728, 338995), (755, 326872), (898, 274820), (910, 271196), (1057, 233480), (1208, 204295), (1510, 163436), (1796, 137410), (1820, 135598), (1963, 125720), (2114, 116740), (2245, 109928), (3020, 81718), (3143, 78520), (3592, 68705), (3640, 67799), (3926, 62860), (4228, 58370), (4490, 54964), (5285, 46696), (5837, 42280), (6040, 40859), (6286, 39260), (7852, 31430), (8456, 29185), (8980, 27482), (9815, 25144), (10570, 23348), (11674, 21140), (12572, 19630), (13741, 17960), (15704, 15715)]