71373720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 235872000

約数和(自身を除く): 164498280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 139, 165, 220, 264, 278, 330, 389, 417, 440, 556, 660, 695, 778, 834, 1112, 1167, 1320, 1390, 1529, 1556, 1668, 1945, 2085, 2334, 2780, 3058, 3112, 3336, 3890, 4170, 4279, 4587, 4668, 5560, 5835, 6116, 7645, 7780, 8340, 8558, 9174, 9336, 11670, 12232, 12837, 15290, 15560, 16680, 17116, 18348, 21395, 22935, 23340, 25674, 30580, 34232, 36696, 42790, 45870, 46680, 51348, 54071, 61160, 64185, 85580, 91740, 102696, 108142, 128370, 162213, 171160, 183480, 216284, 256740, 270355, 324426, 432568, 513480, 540710, 594781, 648852, 811065, 1081420, 1189562, 1297704, 1622130, 1784343, 2162840, 2379124, 2973905, 3244260, 3568686, 4758248, 5947810, 6488520, 7137372, 8921715, 11895620, 14274744, 17843430, 23791240, 35686860, 71373720]

約数ペア:

[(1, 71373720), (2, 35686860), (3, 23791240), (4, 17843430), (5, 14274744), (6, 11895620), (8, 8921715), (10, 7137372), (11, 6488520), (12, 5947810), (15, 4758248), (20, 3568686), (22, 3244260), (24, 2973905), (30, 2379124), (33, 2162840), (40, 1784343), (44, 1622130), (55, 1297704), (60, 1189562), (66, 1081420), (88, 811065), (110, 648852), (120, 594781), (132, 540710), (139, 513480), (165, 432568), (220, 324426), (264, 270355), (278, 256740), (330, 216284), (389, 183480), (417, 171160), (440, 162213), (556, 128370), (660, 108142), (695, 102696), (778, 91740), (834, 85580), (1112, 64185), (1167, 61160), (1320, 54071), (1390, 51348), (1529, 46680), (1556, 45870), (1668, 42790), (1945, 36696), (2085, 34232), (2334, 30580), (2780, 25674), (3058, 23340), (3112, 22935), (3336, 21395), (3890, 18348), (4170, 17116), (4279, 16680), (4587, 15560), (4668, 15290), (5560, 12837), (5835, 12232), (6116, 11670), (7645, 9336), (7780, 9174), (8340, 8558)]